OpenTechnical

OT-2026-000055629

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000055629) never changes.

Identity and time

Publication numberOT-2026-000055629 · never reused
Internal UUID01a0ae86-a103-7dec-b5e7-f1b4a2eb8836 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055629
StatusPUBLIC

Content hashes

Canonical text4d4ba80251837aa5e0f5a5d5ef1c8d9bccaab1486d4c1bff63a7a8d8ab423488
Markdown4769bc539b69ef69c6e28803e91f9646674d38d789daf208feb486c2901c0b1f
PDF
Publication pageeedc54688bee6e6649438b291ac965cad5e30ab92351c6dc91a278d04cfb8b30
Manifestc486e0d017dd95507e8cabc27c35246f83439737fc0a90d907a4a8b3606e5f3b

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
SignatureKheJP/suCO91ZoGt5nc5y5mbTnFWo5oyDPki5vtKxYoyNGbQKwkpZCtCcicW+GpozQLyzuRS1lNvkHGtq/XVAQ==
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

2026-09-17T10:52:52.716585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055629
observed eedc54688bee6e6649438b291ac965ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:52.696865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055629/manifest.json
observed c486e0d017dd95507e8cabc27c35246f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:52.671193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055629/publication.md
observed 4769bc539b69ef69c6e28803e91f9646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:52.653380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055629/publication.txt
observed 4d4ba80251837aa5e0f5a5d5ef1c8d9b...
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.