OpenTechnical

OT-2026-000061844

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000061844) never changes.

Identity and time

Publication numberOT-2026-000061844 · never reused
Internal UUID01a0ae8b-b8ac-7c72-8757-3355bf422c46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061844
StatusPUBLIC

Content hashes

Canonical text4a79ecd5084e4edb3b3bab899b292491dbe847a724936f44dbbda284c68140e7
Markdown2a6b808d612e14cd97082b3e6955f160e7c958feeb0acece145efda1dd18c825
PDF
Publication page05fe7dcdc245ce0bddb008a8fe430c483e518ffc466cd34c54f7ae1a1d68163c
Manifeste828abee7af81f83275676a0680dd4e572518330acc6d85202b3a4c9c32849f5

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
SignaturegZQiCiUdH73p9V8RJHT6t4D1V/iM3/NbJMFn4TngekSw1yjV/SemBF3ZAuHEq7VoIXrH9MPsNPvEOx7n1TQeCg==
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...

Independent retrieval

2026-09-17T10:40:41.616261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061844
observed 05fe7dcdc245ce0bddb008a8fe430c48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:41.594609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061844/manifest.json
observed e828abee7af81f83275676a0680dd4e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:41.572355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061844/publication.md
observed 2a6b808d612e14cd97082b3e6955f160...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:41.551260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061844/publication.txt
observed 4a79ecd5084e4edb3b3bab899b292491...
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.