OpenTechnical

OT-2026-000053570

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000053570) never changes.

Identity and time

Publication numberOT-2026-000053570 · never reused
Internal UUID01a0ae85-0a93-7ed3-a553-ed45077e0245 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053570
StatusPUBLIC

Content hashes

Canonical textaeb9d0587acb6c87ccab56250b090196dc2e65c79130ffdcd23a17f3b360e286
Markdown3aa5b01af9c55c436440ddcef72fee7fd93c86366935fcceed2ba80e81880b79
PDF
Publication page7f1fd8c9e6ae80cf6d0a491164a23c664c4e85009b4ae6b853ccba15dc19fb42
Manifest67860c453427f3edff2d7f0d3a3cb1a34688948403c28626c7207901e00d5b62

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
SignatureTg3IPGMCKmEzbeXNpZFJgMMrVON81cFEoQeLkV6QCUhPTVmkmaJFOiCetM67GDZJhL+KbKFQeBnSF217iLCRDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-18T04:23:15.112452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053570
observed 7f1fd8c9e6ae80cf6d0a491164a23c66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:15.090607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053570/manifest.json
observed 67860c453427f3edff2d7f0d3a3cb1a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:15.071467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053570/publication.md
observed 3aa5b01af9c55c436440ddcef72fee7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:15.045635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053570/publication.txt
observed aeb9d0587acb6c87ccab56250b090196...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:26.001782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053570
observed 7f1fd8c9e6ae80cf6d0a491164a23c66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:25.983571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053570/manifest.json
observed 67860c453427f3edff2d7f0d3a3cb1a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:25.966400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053570/publication.md
observed 3aa5b01af9c55c436440ddcef72fee7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:25.940741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053570/publication.txt
observed aeb9d0587acb6c87ccab56250b090196...
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.