OpenTechnical

OT-2026-000086599

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, 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-2026-000086599) never changes.

Identity and time

Publication numberOT-2026-000086599 · never reused
Internal UUID01a0ae9a-2c98-7baa-81c8-d8076434c250 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086599
StatusPUBLIC

Content hashes

Canonical text4c736235d75cb6512f52d2c8f2266b0aee000fbd51b07a849197c4b66f29188f
Markdown48613079580576b21b9dbff32ca107bb38e5c10569f46838bc363b785319d4a9
PDF
Publication page6fae6686d4c74e292aa27f83979f3ec7d8e125ff0083d78961d0f6e15b067ba8
Manifest840227ad0991a14f1fcc189251a9ef232bea94bfe48cc99f356fd252c54d0119

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
SignaturebTXE1rEvVjMbV4XxYTtYzCKOuTPdU0j3NYlIvo25uRZr8miC5YM8l/2XLcnoTeT1xlGLzrV+WjvXX4kiwf3tCA==
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

2026-09-17T09:52:26.581949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086599
observed 6fae6686d4c74e292aa27f83979f3ec7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:26.563394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086599/manifest.json
observed 840227ad0991a14f1fcc189251a9ef23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:26.546823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086599/publication.md
observed 48613079580576b21b9dbff32ca107bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:26.529154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086599/publication.txt
observed 4c736235d75cb6512f52d2c8f2266b0a...
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.