OpenTechnical

OT-2026-000039664

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000039664) never changes.

Identity and time

Publication numberOT-2026-000039664 · never reused
Internal UUID01a0ae78-d8d4-7a61-bc97-b561da1661e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039664
StatusPUBLIC

Content hashes

Canonical text1b3694fb4faf7f1ccf79f9e86e7ae0fee6606368ab2b3301cf245d9c919fff61
Markdown7381231debc28d15e1fbabf1c4833c9524e90ce1f7f8c3f10c0252f919438f88
PDF
Publication page157104ef0ec06f5612bae21b8458bfacebc94ed89b564e1bef40eaa2b581cd56
Manifestaef185703f1c20962df50c06da7c3321ad26ed2fab92d03264e98cdf3bdfea79

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
Signature37UikA9gnApHIwbM2PJ+Qac9F+4/5wKkQPrPyhXzIfnV1x8v05oHYS/GRiMWRfJa3uO8RWWP8p5TMIu1P8XHCg==
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

2026-09-17T11:19:50.782239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039664
observed 157104ef0ec06f5612bae21b8458bfac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:50.763882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039664/manifest.json
observed aef185703f1c20962df50c06da7c3321...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:50.745638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039664/publication.md
observed 7381231debc28d15e1fbabf1c4833c95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:50.727878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039664/publication.txt
observed 1b3694fb4faf7f1ccf79f9e86e7ae0fe...
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.