OpenTechnical

OT-2026-000088777

Publication integrity record

Foam pad vacuum gripper, three zone face, four 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-2026-000088777) never changes.

Identity and time

Publication numberOT-2026-000088777 · never reused
Internal UUID01a0ae9b-8f10-7f31-b798-7fad29994808 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088777
StatusPUBLIC

Content hashes

Canonical text85009708e293c088bd32ed2b0b20d4de64fc5cd7da08546d05cae1660a46dd4c
Markdown3fffe89358b57c1ac80418856eddccc912b550b47d466cf5df80fb520ae6c488
PDF
Publication pagedb05b3080b5c20203249f476649bef0bafa469fe2307e4289b7e91965f642ed1
Manifest837b03b0bc093be8c53d8ea9d980b9f11d5dafecae91869be795473ad825bd7c

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
Signature7zcRCA8hDFFeGV5R/FM7kbJgJks1BoqdQ1F6S/GsIdKgiTCp4RnqZzw4DQM5gfO6QZppsupgvGpPWkh19mr9AQ==
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

2026-09-17T09:48:09.141260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088777
observed db05b3080b5c20203249f476649bef0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:09.123063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088777/manifest.json
observed 837b03b0bc093be8c53d8ea9d980b9f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:09.105370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088777/publication.md
observed 3fffe89358b57c1ac80418856eddccc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:09.086871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088777/publication.txt
observed 85009708e293c088bd32ed2b0b20d4de...
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.