OpenTechnical

OT-2026-000008751

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000008751) never changes.

Identity and time

Publication numberOT-2026-000008751 · never reused
Internal UUID01a0ae6a-e46c-7c69-be89-d4bcd240e5d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008751
StatusPUBLIC

Content hashes

Canonical textee9016ee7f3d558ba13625c49c425c519b0dd5091bb5427e95978c7599d3bbaf
Markdown75d19d4a57e056aaba82729e1e8817768af94ded62fbcb8ae24b2696b2477f58
PDF
Publication page6e38661f07ccb523a4e0d8415f3f3c311bd70cc735d22520997e68a78aa20524
Manifestd5db1cd7fe54bb83fc7c9578f46fb51f92e408008b3245597f0c344c4cb7274f

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
SignatureYtPQpJpVAKD+huskuWX4+DwjnH4ixopQBzbfyy6hJEXKYBdokV6e5d3RlIUn2WSXZUBcbYcOl0RrP6Om5wMSCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:50.847166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008751
observed 6e38661f07ccb523a4e0d8415f3f3c31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:50.828271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008751/manifest.json
observed d5db1cd7fe54bb83fc7c9578f46fb51f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:50.807091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008751/publication.md
observed 75d19d4a57e056aaba82729e1e881776...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:50.786513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008751/publication.txt
observed ee9016ee7f3d558ba13625c49c425c51...
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.