OpenTechnical

OT-2026-000077695

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000077695) never changes.

Identity and time

Publication numberOT-2026-000077695 · never reused
Internal UUID01a0ae95-2ecf-792b-8784-6c8891d0168f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077695
StatusPUBLIC

Content hashes

Canonical text11342c31cdc76c5d4206c0cdff4150e1bb06d17c97edf05a608e94444f35877b
Markdowned56117c34787de41d8f91b0fc4bde0245ffa0b357c0407d14dd6bbe41a1d400
PDF
Publication page0438dfc81135e4b15b8ad8a6ea2d49a6146912162b10025c7517ff85fe984910
Manifestb10c40b7ee08f207752e4623d07b32393ff5191d885f7b33f5bd9fa1f4bbb3e7

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
SignaturetsGI07fUhZy7cvWbl0w+Wnx9w9G0G39+P7x/T/gLih+2wjcqu+YfPJyJtT2+ysegHY08pZ/2nX0+T2h89tCIDA==
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

2026-09-17T10:07:16.066924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077695
observed 0438dfc81135e4b15b8ad8a6ea2d49a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:16.049996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077695/manifest.json
observed b10c40b7ee08f207752e4623d07b3239...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:16.030034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077695/publication.md
observed ed56117c34787de41d8f91b0fc4bde02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:16.010923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077695/publication.txt
observed 11342c31cdc76c5d4206c0cdff4150e1...
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.