OpenTechnical

OT-2026-000062459

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, manifold 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-2026-000062459) never changes.

Identity and time

Publication numberOT-2026-000062459 · never reused
Internal UUID01a0ae8c-0ac0-777f-8305-60c2a4b7aa8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062459
StatusPUBLIC

Content hashes

Canonical textd04b4c070f1aa961decd3021cb20cd5305a853d7e6feba7870c9fbdc90565a7f
Markdowne1bffe47211b97f218cd817dc97683ceb50f6069cc901c01f12657abadb93c17
PDF
Publication pageef35ac63486a31b339cd900597235abf9199c9cc6c6c6226c03e5cc7fcb5d435
Manifest3218e3ff1b53a294b708af1b321fc7da330ad6b84ae62d5668750d2fe1baadb1

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
Signaturehohe0S2ookbPx4dIxDsy8zzlyoBV2vaxRSEjmFfVZe+KVjyn8bUMeabgDarc7O6jH09cHn1E5GcT44dGPNh7DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:48.438595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062459
observed ef35ac63486a31b339cd900597235abf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:48.419079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062459/manifest.json
observed 3218e3ff1b53a294b708af1b321fc7da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:48.399852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062459/publication.md
observed e1bffe47211b97f218cd817dc97683ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:48.379469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062459/publication.txt
observed d04b4c070f1aa961decd3021cb20cd53...
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.