OpenTechnical

OT-2026-000060078

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000060078) never changes.

Identity and time

Publication numberOT-2026-000060078 · never reused
Internal UUID01a0ae8a-5a71-7e92-92c8-c8985a7bef77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060078
StatusPUBLIC

Content hashes

Canonical text846c9fcf331e764cf7d755abef3ccefae81489aad938a4dac197df1dcd889945
Markdown7ba267ce68d35283bb9a9c123b4685d8cdb074e47f60893149a2def46e8699a0
PDF
Publication page36f895a485d3d4f78c3133ef60ca3950f94e7f2878b0a557859ff07eab5cd946
Manifest830506e8a6387f763c22d3cba8f640a07144b156716da3027159c0a14fddfbac

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
Signatureulx9LQMmFZolSB7/Mbitldklco6TkGcqR3Pu+joIoaMpJOymAAdW+Hd6I3J9cJA3z8293OQam6D8qcm19Eh6Dw==
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...

Independent retrieval

2026-09-17T10:43:42.790822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060078
observed 36f895a485d3d4f78c3133ef60ca3950...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:42.768674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060078/manifest.json
observed 830506e8a6387f763c22d3cba8f640a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:42.749939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060078/publication.md
observed 7ba267ce68d35283bb9a9c123b4685d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:42.731759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060078/publication.txt
observed 846c9fcf331e764cf7d755abef3ccefa...
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.