OpenTechnical

OT-2026-000057103

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057103) never changes.

Identity and time

Publication numberOT-2026-000057103 · never reused
Internal UUID01a0ae87-d5b8-7f2f-9daf-e9d964ee0ad0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057103
StatusPUBLIC

Content hashes

Canonical texteb3e0ceb1b05ac586082b71c9ad82b5438f09e762dffeb77f66c45d209f79b04
Markdown9032488558e2d1c6bdd7a8cf9549be28646e290fca880a1013c351b091f2ad34
PDF
Publication pagebf64b099998263b5b3f443b5d5d4219e7339b675684836177009adf55e7b537e
Manifestf8c653fb6085eaa589ef943d62739cc836cce2f129ed2c42c4e0ac867e1cc8f8

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureUibAQdezez7+CibwLwCtoslbuMwRjBg0FKz6iKHLCJ3t3clGSyJOhUBm3F5N3En1AXmwqUVnkF0sq3x3ffl7Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:04.332464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057103
observed bf64b099998263b5b3f443b5d5d4219e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.313909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057103/manifest.json
observed f8c653fb6085eaa589ef943d62739cc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.294775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057103/publication.md
observed 9032488558e2d1c6bdd7a8cf9549be28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.274467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057103/publication.txt
observed eb3e0ceb1b05ac586082b71c9ad82b54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.153133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057103
observed bf64b099998263b5b3f443b5d5d4219e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.135128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057103/manifest.json
observed f8c653fb6085eaa589ef943d62739cc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.117926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057103/publication.md
observed 9032488558e2d1c6bdd7a8cf9549be28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.100615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057103/publication.txt
observed eb3e0ceb1b05ac586082b71c9ad82b54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.