OpenTechnical

OT-2026-000048373

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000048373) never changes.

Identity and time

Publication numberOT-2026-000048373 · never reused
Internal UUID01a0ae80-4de4-751a-82c2-5f6de50a4b38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048373
StatusPUBLIC

Content hashes

Canonical text20af523631061138edcca5cb7c4b829337ce5e3cd6840fcd1e7914357eeb9ebb
Markdown06b4e0ecd5de6829c5fae044098920e217389a81e4e36cc849e907ebb15d697f
PDF
Publication page727830d603ed69f15d06a16b3bbdea16f57fcf33e67cb3e41e930e9f9d3cbd97
Manifest9a91067fc06560f04cfa8c12d189d559d74b8404468fb856c6730e9691ce38a3

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
SignatureW7SNxY4aYLifON9zIc8IzjYHjM0Sqg7NFiMYs+8nj2yCchl8txtci+XVnLPDxmzsBtiamHbaKL0sCeLW1WyVCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:04:59.909877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048373
observed 727830d603ed69f15d06a16b3bbdea16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:59.892298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048373/manifest.json
observed 9a91067fc06560f04cfa8c12d189d559...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:59.872058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048373/publication.md
observed 06b4e0ecd5de6829c5fae044098920e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:59.851692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048373/publication.txt
observed 20af523631061138edcca5cb7c4b8293...
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.