OpenTechnical

OT-2026-000058614

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, supply line 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-2026-000058614) never changes.

Identity and time

Publication numberOT-2026-000058614 · never reused
Internal UUID01a0ae88-f39c-7518-890f-799c28038297 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058614
StatusPUBLIC

Content hashes

Canonical text21ab6060a1922bcd853f47939bdec33fd3c07f62fece468bd185d2d129188df7
Markdown7a680eaef1116091dada846cd9a2f41b7af95aecd185800fcf3055239df24155
PDF
Publication pagecb85548c781958166216f5b8459f17377b24c6185c0ee2460235dbce18466538
Manifest704588b926bdd2efb3be785f9eb944d5e70051b8d259991e32bbbf38d7a4ba1b

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
SignaturextjTx8RO76dCLIJNYilLFa+fdv0RT2AnrMYQ+p/mD4CU7A9GQmmXp+quxTpHUMfZSmmsrjuutkIdpNeoYm2MBQ==
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

2026-09-17T10:47:06.888706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058614
observed cb85548c781958166216f5b8459f1737...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:06.871449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058614/manifest.json
observed 704588b926bdd2efb3be785f9eb944d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:06.854480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058614/publication.md
observed 7a680eaef1116091dada846cd9a2f41b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:06.836228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058614/publication.txt
observed 21ab6060a1922bcd853f47939bdec33f...
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.