OpenTechnical

OT-2026-000051077

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000051077) never changes.

Identity and time

Publication numberOT-2026-000051077 · never reused
Internal UUID01a0ae82-c7b5-7b44-9ca8-8ec8da2d14c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051077
StatusPUBLIC

Content hashes

Canonical textab0c1533b4b98e9cc47ab77cad79ce054226ce6a3a01c6ac0aa99c667f35b60c
Markdown98d17f1b6960c27ca01716c2297356881e812041b950e5342ffceb1481bdc489
PDF
Publication page8d1721de2a7abe6a7895bfc78afb9822f1eb59d34f68a81c6703d01517aab48e
Manifest0a51830645784f620bcdaf78d5734ccdb6e390db76f32a50e2508277d929b000

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
SignatureDA49citny76ry9nBXZhGJuXeuS61c2C5yESjMKhMP+o0+RN1WinUkw4quhtMgz2hKZS3/aRSgFKsB5g8EhXOBw==
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

2026-09-17T11:01:00.640325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051077
observed 8d1721de2a7abe6a7895bfc78afb9822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:00.614144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051077/manifest.json
observed 0a51830645784f620bcdaf78d5734ccd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:00.593762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051077/publication.md
observed 98d17f1b6960c27ca01716c229735688...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:00.572450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051077/publication.txt
observed ab0c1533b4b98e9cc47ab77cad79ce05...
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.