OpenTechnical

OT-2026-000065145

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000065145) never changes.

Identity and time

Publication numberOT-2026-000065145 · never reused
Internal UUID01a0ae8e-1df9-7472-9cf4-31efa013ffba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065145
StatusPUBLIC

Content hashes

Canonical text1c6a54ec9c5cc5ec188ef4502c16b5e9620c230d62c3ba370733df4d077b694c
Markdown736dcb10f3bfb545e7fee0979953a0e3ed2109811593e3901874973562e560e6
PDF
Publication pagea3b654e4921a95be3de1f15a44d410d32bdda1488daadd9e27fe717fcdb6bbfd
Manifestb1f1aa0726590f9c8a42b7745e7e935928eae28f028436055e98d9e4652d1fc3

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
SignatureBdFyjw0/Jyyf74q9wZC/58rCxd65B86nvMEDkqQPuKVHarZE39dEd2qi77s3sSvSPL211lSLZXYhiyTIyYx8Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:58.815327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065145
observed a3b654e4921a95be3de1f15a44d410d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.797522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065145/manifest.json
observed b1f1aa0726590f9c8a42b7745e7e9359...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.777630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065145/publication.md
observed 736dcb10f3bfb545e7fee0979953a0e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.759195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065145/publication.txt
observed 1c6a54ec9c5cc5ec188ef4502c16b5e9...
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.