OpenTechnical

OT-2026-000054234

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two 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-2026-000054234) never changes.

Identity and time

Publication numberOT-2026-000054234 · never reused
Internal UUID01a0ae85-b3a9-749e-beaa-c07286fe42f3 · 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-2026-000054234
StatusPUBLIC

Content hashes

Canonical text40b5ee90caec0c9b1e62042c6d91ee75b3b2385e00759a70ea643fc689cceb15
Markdown660a19c9e5f90f43495e2ae820ff688c88c32d7a183d16abf65165a03c2cff7a
PDF
Publication page96bf200e69bff5fc0d66d6e9da774aa68612594bdd62356d12d623e98f8ab451
Manifestf7d1b08aab380fcb15eccdbee8eb6e6e7ab67f1be3af169f05a1335000209812

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
SignatureziyVIAeZLIohqq48WQQ7AGCF8a8oxIAVc4FRlX4C3JMxpzIDga6q0ubAE1ZRofDJQYxAaERNoS2f2An/IAgtCg==
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

2026-09-17T10:54:37.187105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054234
observed 96bf200e69bff5fc0d66d6e9da774aa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:37.168528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054234/manifest.json
observed f7d1b08aab380fcb15eccdbee8eb6e6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:37.151665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054234/publication.md
observed 660a19c9e5f90f43495e2ae820ff688c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:37.110179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054234/publication.txt
observed 40b5ee90caec0c9b1e62042c6d91ee75...
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.