OpenTechnical

OT-2026-000054701

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold 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-2026-000054701) never changes.

Identity and time

Publication numberOT-2026-000054701 · never reused
Internal UUID01a0ae86-1284-711b-99d5-183aca1433f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054701
StatusPUBLIC

Content hashes

Canonical texte2f3f891d55c8ba2f0e785b3600e0dc19f7d12bc0df19b948944b5793c869214
Markdown76f6c4f11ddcf7c789e4ec2d9b584442674ecfd30679c34f01cd209629ebff83
PDF
Publication pageed5e1c45dc361d9a3de295de9fd3f5e25e33711aafebafff4262d920d07aa226
Manifest7bc2f0d8273c70f93df9a8d2ad08b49cf7340a32c2c1cbe041ec9b9bae5012cf

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
SignaturegrVypzq5kpFIqoLeuOwe6cEP1ed+1Vy/uf3dVSdIozDAPwcTeZLbF0YWUaoH4z0FNfteA67YwJe7F/92HvmkDQ==
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

2026-09-17T10:53:47.611180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054701
observed ed5e1c45dc361d9a3de295de9fd3f5e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:47.592671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054701/manifest.json
observed 7bc2f0d8273c70f93df9a8d2ad08b49c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:47.574391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054701/publication.md
observed 76f6c4f11ddcf7c789e4ec2d9b584442...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:47.556383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054701/publication.txt
observed e2f3f891d55c8ba2f0e785b3600e0dc1...
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.