OpenTechnical

OT-2026-000039763

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000039763) never changes.

Identity and time

Publication numberOT-2026-000039763 · never reused
Internal UUID01a0ae78-d8d5-7601-8f74-9a7a60c73d7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039763
StatusPUBLIC

Content hashes

Canonical text20f67cb0bd1ff9a956d4684a59763a14bcdc7b6cff0062bb871a0b166e385e19
Markdownb7477e1eb09cd1334b1b996ba2d352e0be5e78ca2b9500644428ea26eb4089e4
PDF
Publication page62fe9961f7136dd1139b5848a4f459a8e461b4bc85e0aec59b63d4a7632b7454
Manifesteb5eae34f7649221f2479be4b132f8545b7b1c34789cf9783e0eca727a6ed69f

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
Signaturentb+WBysua6pC7O34cboe+W1lFhQGqY5cS8/lHpkdQOJos//ZPgU9b0w7WzxWqIkUNTZkC0POJ/l2mY5fWTXBA==
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

2026-09-17T11:19:59.085532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039763
observed 62fe9961f7136dd1139b5848a4f459a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:59.068598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039763/manifest.json
observed eb5eae34f7649221f2479be4b132f854...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:59.049314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039763/publication.md
observed b7477e1eb09cd1334b1b996ba2d352e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:59.030470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039763/publication.txt
observed 20f67cb0bd1ff9a956d4684a59763a14...
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.