OpenTechnical

OT-2026-000053605

Publication integrity record

Two cup 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-2026-000053605) never changes.

Identity and time

Publication numberOT-2026-000053605 · never reused
Internal UUID01a0ae85-0a94-7a3e-8dfd-8cc293d79c22 · 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-2026-000053605
StatusPUBLIC

Content hashes

Canonical texte7eba570b84f5b07190e757a1e3f3e7cfb6f7561cfc84ae8b7eb368325e98e57
Markdowna47875c09e7d41e9b8dc5c51dddf91aa40eb440935e24e41832ce4d7cbd20559
PDF
Publication page26a0a6266c9cd415fb880c3b3efd2676a2e6d51d8d1fca3133b683a754c761e8
Manifest5a2129f2216d4fe540ee0dde6f53d8409850f9a05a236e504bfc76145ea55d42

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
SignatureuQ4JC8A1A8ywpN+WUC7GaT30oSx7WoSxRXns15RTase/aDGndzbsOBcRGQLkELluDO+ZsePEwFieE2yem+bGDA==
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

2026-09-17T10:55:28.721276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053605
observed 26a0a6266c9cd415fb880c3b3efd2676...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:28.702664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053605/manifest.json
observed 5a2129f2216d4fe540ee0dde6f53d840...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:28.685157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053605/publication.md
observed a47875c09e7d41e9b8dc5c51dddf91aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:28.668072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053605/publication.txt
observed e7eba570b84f5b07190e757a1e3f3e7c...
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.