OpenTechnical

OT-2026-000057152

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, sustained blow-off after 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-2026-000057152) never changes.

Identity and time

Publication numberOT-2026-000057152 · never reused
Internal UUID01a0ae87-d5b9-769a-a87c-f37158435f87 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057152
StatusPUBLIC

Content hashes

Canonical text94438c8bda3b2128e78c315e3260ee48d0b8c582e7334f2dd34984876f4a3bc4
Markdowndfe4ca5806a3a9f82b7f559951d5bfea237ad463528f5eed549d0f45a83f4001
PDF
Publication pagea823af8a8c0de03a56b2a0f9cc9923f277c851a261834430493d325f6dcbf00b
Manifestf15f02eddb2c3f912a3fa5c6d42b023c201c648d9e5cc15e6569b3b254cee627

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
SignatureQeYeEG4SZUSXQ95LsFp/dmyaR+gD6SOcAE2r+yBrDmQv7DvT+mIZpqPyU913hUvSmK6nJkUEjupuE2rAoFPKAQ==
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

2026-09-17T10:50:07.123225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057152
observed a823af8a8c0de03a56b2a0f9cc9923f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:07.102220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057152/manifest.json
observed f15f02eddb2c3f912a3fa5c6d42b023c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:07.080137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057152/publication.md
observed dfe4ca5806a3a9f82b7f559951d5bfea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:07.061180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057152/publication.txt
observed 94438c8bda3b2128e78c315e3260ee48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.727624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057152
observed a823af8a8c0de03a56b2a0f9cc9923f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.709945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057152/manifest.json
observed f15f02eddb2c3f912a3fa5c6d42b023c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.691861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057152/publication.md
observed dfe4ca5806a3a9f82b7f559951d5bfea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.674270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057152/publication.txt
observed 94438c8bda3b2128e78c315e3260ee48...
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.