OpenTechnical

OT-2026-000054258

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000054258) never changes.

Identity and time

Publication numberOT-2026-000054258 · never reused
Internal UUID01a0ae85-b3a9-78c2-8475-474d8e1ff362 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054258
StatusPUBLIC

Content hashes

Canonical text1e9faa0dd6d559301127f616fbc904123a0a45312ea4af3e3e2bab90e9356b9f
Markdownb47671244baf03481bc21a7e70212cbad9eed977f05c00e6a9e23450e973ce34
PDF
Publication pagef95344d5161c48594a81f68012ec91dea8a1273428452d302a75392ede77fc27
Manifest4a08f6851478633cac905a335c636042bd951849435c772b94ecd7bf87b32d6d

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
Signature30vDMdzfmHesUMi2HvjA8zMjiQfuKWunmK1V3bQZq1YmXeqVrB5IXaZtTC5oo5F3NFLClO2Z+TfxmwOBJmjZAg==
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

2026-09-17T10:56:26.354842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054258
observed f95344d5161c48594a81f68012ec91de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:26.329573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054258/manifest.json
observed 4a08f6851478633cac905a335c636042...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:26.309578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054258/publication.md
observed b47671244baf03481bc21a7e70212cba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:26.273293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054258/publication.txt
observed 1e9faa0dd6d559301127f616fbc90412...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:39.002752ZHTTP 502 · ERROR
https://opentechnical.org/p/OT-2026-000054258
observed ...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:38.990294ZHTTP 502 · ERROR
https://opentechnical.org/p/OT-2026-000054258/manifest.json
observed ...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:38.976941ZHTTP 502 · ERROR
https://opentechnical.org/p/OT-2026-000054258/publication.md
observed ...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:38.962879ZHTTP 502 · ERROR
https://opentechnical.org/p/OT-2026-000054258/publication.txt
observed ...
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.