OpenTechnical

OT-2026-000054969

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000054969) never changes.

Identity and time

Publication numberOT-2026-000054969 · never reused
Internal UUID01a0ae86-5e80-78e5-a553-049f0ee35285 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054969
StatusPUBLIC

Content hashes

Canonical text4b951bc31c9dbbc89b43bab1b754d8a3b7e005621e26334c717fc7be9e5652bd
Markdownb2df3e743cdabb17e38ab6aa8d2bfc01865c9439b7187f0be75ff8fe61cb4d4a
PDF
Publication page5a269c8cc1d03821561cc3fe412cadc4e1472e27855b598e50a46dd541095074
Manifestf78b34e84e3b3594a82d346e6904ad0b1924db897419309018a4240c513505ba

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
SignatureecZon3JuY7L+FAHZGunVTbwQ6AqGn7bjtc/H9W382Tg0AXV0xBswm4HpaqaJ+gSxpnnbg3VnDWXsvD301E4vBw==
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

2026-09-17T10:53:05.114419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054969
observed 5a269c8cc1d03821561cc3fe412cadc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:05.095680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054969/manifest.json
observed f78b34e84e3b3594a82d346e6904ad0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:05.079390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054969/publication.md
observed b2df3e743cdabb17e38ab6aa8d2bfc01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:05.062318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054969/publication.txt
observed 4b951bc31c9dbbc89b43bab1b754d8a3...
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.