OpenTechnical

OT-2026-000054382

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000054382) never changes.

Identity and time

Publication numberOT-2026-000054382 · never reused
Internal UUID01a0ae85-b3aa-7987-bb04-8797eb631c36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054382
StatusPUBLIC

Content hashes

Canonical text00a6e5684ab0c18d0415ceaa2150d185972ae1478e78038a2891518c62ad3832
Markdowndc0233924c759a091e4ae5bc1abce24e07eeece38113a09af8cd31b10cd207e0
PDF
Publication page14da995e15f700c6775b712b9306575455d418fc646b4567f5e9e279ffc6e337
Manifestba1eac0d65bd85bc037c2208ccccd146571447a87495663d416e19a0b763cd26

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
SignatureoE4Wa47Pg1fAn7F27Y4miUf6xKUt4+1FGenFqYzTMQ3HgcVmnoB8wRGgUFJ1Xxujmj0CQXqDHwYL/VBDxS0jCA==
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

2026-09-17T10:54:55.035921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054382
observed 14da995e15f700c6775b712b93065754...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:55.015329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054382/manifest.json
observed ba1eac0d65bd85bc037c2208ccccd146...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:54.992712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054382/publication.md
observed dc0233924c759a091e4ae5bc1abce24e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:54.972139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054382/publication.txt
observed 00a6e5684ab0c18d0415ceaa2150d185...
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.