OpenTechnical

OT-2026-000053442

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, vented before set-down

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-2026-000053442) never changes.

Identity and time

Publication numberOT-2026-000053442 · never reused
Internal UUID01a0ae85-0a90-7e89-8fd6-ad3f357cb714 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053442
StatusPUBLIC

Content hashes

Canonical text28c680782a1c1c21384de7f646ddabd84f9ddcbd71f14a7681c220ec499425d6
Markdownd7f1c3257e477694d58fec14ef91849be83822d9080627946d218bd1f474927a
PDF
Publication page349edb48ceabd00e8d9be4f396bda8f45106dd325dfa6dfa6e80606351d3bd6e
Manifesta05d4df96316d70ed12023d55a3efc04f4c81fbc1ab67254810b346d4bcc0138

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
SignatureEg6Auk1DBFEBidS3N846X4KaI/fbAS/1070qRr0btTSPuwLimjvIbii0h5Fhft3pKl0fFMXnvSwirB5d3taTAw==
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

2026-09-17T10:55:11.020680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053442
observed 349edb48ceabd00e8d9be4f396bda8f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:10.999549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053442/manifest.json
observed a05d4df96316d70ed12023d55a3efc04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:10.982468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053442/publication.md
observed d7f1c3257e477694d58fec14ef91849b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:10.964226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053442/publication.txt
observed 28c680782a1c1c21384de7f646ddabd8...
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.