OpenTechnical

OT-2026-000054525

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000054525) never changes.

Identity and time

Publication numberOT-2026-000054525 · never reused
Internal UUID01a0ae86-1283-745d-9c1d-b70d09908dca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054525
StatusPUBLIC

Content hashes

Canonical text638ad418db2e1605eca564c1532d4ee968f296dd8b5dabb2352697bd0663994a
Markdownbc8c21c666e3d4d6e193c7bbb900c691476426b314f9bb20212fef4d6092d309
PDF
Publication pagec9043b2db7f4a034682e4899a027afed299b1e30d0858dee590296ca3ffbd8ba
Manifest185b954726e4e1af6e069ee33ea729367c4166e47e09c90ef6483faf2745433d

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
Signature6MJ70umyIGOcBPsma6akaTB0OLhlGvcclq5AflPAnB/BsFz+yIse4oF9vGj//6WOKzvS5umpbcIrOrc4e3dvAg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:32.244955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054525
observed c9043b2db7f4a034682e4899a027afed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:32.226037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054525/manifest.json
observed 185b954726e4e1af6e069ee33ea72936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:32.205046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054525/publication.md
observed bc8c21c666e3d4d6e193c7bbb900c691...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:32.186093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054525/publication.txt
observed 638ad418db2e1605eca564c1532d4ee9...
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.