OpenTechnical

OT-2026-000055256

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000055256) never changes.

Identity and time

Publication numberOT-2026-000055256 · never reused
Internal UUID01a0ae86-a0ff-7eb9-9483-e328d6d3804a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055256
StatusPUBLIC

Content hashes

Canonical texte946fb035e220d720d2864165dcb668807feb26e350ee1a17472c5628249c484
Markdown0eb515df4b602c7a65aa308808c675b2a22a52c0266f75d9fe03a6b8fca4f891
PDF
Publication pageab615224b85b27f65c3205ac540b416699a0ed9b7d09ff6549e9a77acb116ed8
Manifesta680cc5f546f40957f3670c4ef4468c9830d143033ef9fa0a8887a18c185901f

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
Signature/oyq/u3m6GnlNQKYiRK56pXnn16C8WAUpDnClhc9+rsQvb5ycb42pA6kOTQJQDRCiVaiCAvdcXcznGhKJJW1Dg==
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

2026-09-17T10:51:50.657776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055256
observed ab615224b85b27f65c3205ac540b4166...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:50.640743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055256/manifest.json
observed a680cc5f546f40957f3670c4ef4468c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:50.622579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055256/publication.md
observed 0eb515df4b602c7a65aa308808c675b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:50.605168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055256/publication.txt
observed e946fb035e220d720d2864165dcb6688...
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.