OpenTechnical

OT-2026-000007787

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line 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-2026-000007787) never changes.

Identity and time

Publication numberOT-2026-000007787 · never reused
Internal UUID01a0ae62-843f-7a56-99d9-58b423e03202 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007787
StatusPUBLIC

Content hashes

Canonical text44f7581d94aaec9ec6a19c1da367e91b92a2d1108fb7f65c30798d5e81ed9353
Markdown72d3ab61bbdce08845a3eee3d316f7ba0c011035a51667221bf0ef0ad65e11a0
PDF
Publication page08f4975b825d9b76c1ece9e9942903b9a3213647e268dbb45c88d210d1f9f0da
Manifestf4f681fc4acfb389f3ed76b2611a8c9b83a3fca012adf96cd08951eeb72ba76b

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
Signature4X8xkdKUaTHS7lZlaUL6+faVp/nc2QXMmZAyYukrEx8tF96bjt9t9M9dGRXMXVnkVtvxVmqFGKNxkavPuGtsDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:11.580546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007787
observed 08f4975b825d9b76c1ece9e9942903b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:11.560519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007787/manifest.json
observed f4f681fc4acfb389f3ed76b2611a8c9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:11.542788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007787/publication.md
observed 72d3ab61bbdce08845a3eee3d316f7ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:11.526173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007787/publication.txt
observed 44f7581d94aaec9ec6a19c1da367e91b...
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.