OpenTechnical

OT-2026-000076242

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000076242) never changes.

Identity and time

Publication numberOT-2026-000076242 · never reused
Internal UUID01a0ae94-6a6f-7bcb-84e1-7167878cd8a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076242
StatusPUBLIC

Content hashes

Canonical textf321de6b22b923168157b28af64aeaefb2e6001ad47743e88c706f17a620d151
Markdown2514bcc761bf386419b5ccb5f3812f247df080df4ce1432b2a44cf3d6bd521c2
PDF
Publication page49636ffc84ba07ceced790cee8c530e0446b70e24a3ecae316e9019b3cdda5c8
Manifesta42a8131d7a52265a8f872dc00a3f02b010948ae79bd5b6daa6863cf2a4da48c

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
Signature8YljauAdJMDw1BDhJR8c7TEDDck2qwVSB5vfJTffeOkoo90GzoIcguYIQLnhIlVC+dOaL2o8qIgumR1sBOteBQ==
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

2026-09-17T10:11:43.796646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076242
observed 49636ffc84ba07ceced790cee8c530e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:43.776399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076242/manifest.json
observed a42a8131d7a52265a8f872dc00a3f02b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:43.755481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076242/publication.md
observed 2514bcc761bf386419b5ccb5f3812f24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:43.735939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076242/publication.txt
observed f321de6b22b923168157b28af64aeaef...
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.