OpenTechnical

OT-2026-000038777

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000038777) never changes.

Identity and time

Publication numberOT-2026-000038777 · never reused
Internal UUID01a0ae78-769e-7b97-b85d-73db45b9a4e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038777
StatusPUBLIC

Content hashes

Canonical textec6f7642374999a740ff48129fa6ee6e7e479dc5b65fe2c29b048d081c6393fb
Markdown787af83480e55f758f2d5d0c5b27111c12d5ed0637a73b87c3d924e0c679a594
PDF
Publication page0b399f53e625e5fb2bc22b248edb63d1f4ea9d04711ba448057a3b83f9e162cb
Manifeste7fbaa2b05ab139a0a699872b521aa3e27ec7768609904c6b95eafccf112994a

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
SignatureIBKqJ2tYB7N9ax/M9NtP72GHhgNW4V+kaP//X/CqwzfGxs5VRtHC6dj4ijB4G1/+0E8yn9Q3LSVPq79JxZZWCw==
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

2026-09-17T11:21:19.392460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038777
observed 0b399f53e625e5fb2bc22b248edb63d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:19.372363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038777/manifest.json
observed e7fbaa2b05ab139a0a699872b521aa3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:19.354206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038777/publication.md
observed 787af83480e55f758f2d5d0c5b27111c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:19.336025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038777/publication.txt
observed ec6f7642374999a740ff48129fa6ee6e...
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.