OpenTechnical

OT-2026-000076460

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold 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-2026-000076460) never changes.

Identity and time

Publication numberOT-2026-000076460 · never reused
Internal UUID01a0ae94-6a71-7103-b393-258800d0e8b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076460
StatusPUBLIC

Content hashes

Canonical text858c8cb8f7fe1528cc3db9192477d0a014f4f7f41e907d2b62171563ac5a3f5d
Markdowne13cbac5dc5fc43faede296a9c62a0a6255d5514886f1439e7e1b7e5d8c23a1b
PDF
Publication pageb3bb677e0d2eda715010be42cf18874446ace9e604afa943d40f1f335d7561d8
Manifest021e15286bb1fe54e48b3bbd326c1cdea7936ffb98bb5b87a593cb5df30ef69d

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
Signatureyn4dslxUU5d2Aw2k26bxEzcqkBYdEJRtam5NuejjfJsjMpXUQedD+xqR6+Gy0ABs1Slu9h5EkOq3Kzhv8QUuAQ==
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

2026-09-17T10:12:37.064461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076460
observed b3bb677e0d2eda715010be42cf188744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:37.044911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076460/manifest.json
observed 021e15286bb1fe54e48b3bbd326c1cde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:37.026109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076460/publication.md
observed e13cbac5dc5fc43faede296a9c62a0a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:37.007835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076460/publication.txt
observed 858c8cb8f7fe1528cc3db9192477d0a0...
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.