OpenTechnical

OT-2026-000089132

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000089132) never changes.

Identity and time

Publication numberOT-2026-000089132 · never reused
Internal UUID01a0ae9b-db00-715a-b633-b999a6469933 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089132
StatusPUBLIC

Content hashes

Canonical text3b85234d918a58ce57758b44c97adbc10008fc4f3095fef31cefdbd56c782ee7
Markdown66f64f7d2e7537eb077a2d9e5af2544a7c8b7dd858efa43a8bbe62c26668f23d
PDF
Publication pagecd24ac63ef59fcb6116e400b277028c0ed9bf386b3bd987c3341466f3dc19344
Manifest0bab4d3931b6e82f4a84969450566d6fdd71cde1984c68270adf0a6fec5e12cc

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
SignatureDndXz/nwI+YhccKZRryYUNSJu4RLg1ECe/PWMTH46Y1tx/4abOnxM5ue1BpxasrOczAQNUIR52p6xDD3UYoiCA==
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

2026-09-17T09:46:54.793580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089132
observed cd24ac63ef59fcb6116e400b277028c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:54.776195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089132/manifest.json
observed 0bab4d3931b6e82f4a84969450566d6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:54.758132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089132/publication.md
observed 66f64f7d2e7537eb077a2d9e5af2544a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:54.740069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089132/publication.txt
observed 3b85234d918a58ce57758b44c97adbc1...
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.