OpenTechnical

OT-2026-000054937

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000054937) never changes.

Identity and time

Publication numberOT-2026-000054937 · never reused
Internal UUID01a0ae86-5e7f-7249-b9ff-b59a94826cb6 · 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-2026-000054937
StatusPUBLIC

Content hashes

Canonical text5938b05bd5055d8efb89c0494de0494f36eedd9150ce9f323a6096d806cbb3a6
Markdowna280b3b1da8bb9f76511aed88d73cb663cdf823ec1575b22087b33de5452490d
PDF
Publication page7df5aed664d72d44673a1aff992d9890314f815f6f16231a49d75a2412637820
Manifestb8cca8b4f17ef149e61f9106db42b096541c1ec2876058ad6124546a835d6e17

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
SignatureM64Ax06UWxRFCGVM+z2lXKhWAQjWDn8GG1C7JonNZ4Krm3zIsMiMwv7r0+Y11+d5W9N63Z3OdkAq2bcsDNXRAw==
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

2026-09-17T10:53:02.596773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054937
observed 7df5aed664d72d44673a1aff992d9890...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:02.579402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054937/manifest.json
observed b8cca8b4f17ef149e61f9106db42b096...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:02.561000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054937/publication.md
observed a280b3b1da8bb9f76511aed88d73cb66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:02.540684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054937/publication.txt
observed 5938b05bd5055d8efb89c0494de0494f...
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.