OpenTechnical

OT-2026-000040861

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000040861) never changes.

Identity and time

Publication numberOT-2026-000040861 · never reused
Internal UUID01a0ae79-6d10-7e32-a615-3bf1b5e05730 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040861
StatusPUBLIC

Content hashes

Canonical textf923cedb052eba8834dfa38daa74b04bd4c109d49213e1e2d9e667aed7af7f51
Markdownc5e1a3f858207b2772083dfc6120e21dd4dc98414b1c0ae5c424140e35ac14c9
PDF
Publication pagefd106ff3fd9e148de7e2c212dfa1b20ef6854f5dafdd5eb324557548df1d6564
Manifest65a7645ab791d67191dbfb2c894c77d962eb0ab7d7f112fc2cdca52920f98167

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
SignatureKxYns8Ky5E+VnQalsRefY08Q+29JlRFmhbHNc+H46oLF72xP9Kp3LRVydtNzFuyFOq2dcGo5q78Jt3hd9IOdBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:20:12.963566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040861
observed fd106ff3fd9e148de7e2c212dfa1b20e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:12.944937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040861/manifest.json
observed 65a7645ab791d67191dbfb2c894c77d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:12.926908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040861/publication.md
observed c5e1a3f858207b2772083dfc6120e21d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:12.909374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040861/publication.txt
observed f923cedb052eba8834dfa38daa74b04b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:38.914240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040861
observed fd106ff3fd9e148de7e2c212dfa1b20e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:38.897337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040861/manifest.json
observed 65a7645ab791d67191dbfb2c894c77d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:38.877707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040861/publication.md
observed c5e1a3f858207b2772083dfc6120e21d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:38.860334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040861/publication.txt
observed f923cedb052eba8834dfa38daa74b04b...
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.