OpenTechnical

OT-2026-000077398

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000077398) never changes.

Identity and time

Publication numberOT-2026-000077398 · never reused
Internal UUID01a0ae94-f509-73bd-9669-722e8c24dbef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077398
StatusPUBLIC

Content hashes

Canonical text710c38da4994bae48c95fac7a48687162b38670a1cafeb7924514c7e90ef255b
Markdown02bbe55bff64740391de8384d8a862997e10a558da6bb1fc881a3052527f9bac
PDF
Publication page901fa93b91c2cffa53eca200bccec0dde196590353bcce2d9da6ae473afb823e
Manifest5f288cf0023ae94798eb4d32f6352f1870455305e89b7a092642b2b7b26274e7

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
SignaturepL1elyHNnwd+Dbpguh1GN4G1+OXMAy+cfSXAX+OO51VKpmL8Tq8CqeGWvM9PurXAPbdW8cPUZHZQ0twdjbL3CQ==
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

2026-09-17T10:10:49.295893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077398
observed 901fa93b91c2cffa53eca200bccec0dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:49.270499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077398/manifest.json
observed 5f288cf0023ae94798eb4d32f6352f18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:49.194467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077398/publication.md
observed 02bbe55bff64740391de8384d8a86299...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:48.763016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077398/publication.txt
observed 710c38da4994bae48c95fac7a4868716...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:20.119675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077398
observed 901fa93b91c2cffa53eca200bccec0dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:20.100353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077398/manifest.json
observed 5f288cf0023ae94798eb4d32f6352f18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:20.079142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077398/publication.md
observed 02bbe55bff64740391de8384d8a86299...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:20.017798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077398/publication.txt
observed 710c38da4994bae48c95fac7a4868716...
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.