OpenTechnical

OT-2026-000073250

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented before set-down

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-2026-000073250) never changes.

Identity and time

Publication numberOT-2026-000073250 · never reused
Internal UUID01a0ae92-efb6-75e7-a609-47920897666b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073250
StatusPUBLIC

Content hashes

Canonical textbaa0a7e1d562131fcde55523885bcffffb178024d342f48e697c948f2b2bcf04
Markdowncfcada12c742a6b0e2963b0f756bc949003c8d032339a2b3f2542903d2f67c5a
PDF
Publication pagea2565a3cd89f769c6b32b616583e1cbd6df7832449ca1f52a160926bf0cb0ffc
Manifest2de40f801a47e371caf6b63f90bde0ca1618571eb149c2ea0970d0140169121c

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
SignaturesGHR6yg0AwpT/3fK8edk+lrZJWth8z71rEZLIfuten/35rRNPOuidvPZhho5tXqu6q5TVdrQAfzpi2hDG3AZDA==
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

2026-09-17T10:21:14.560941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073250
observed a2565a3cd89f769c6b32b616583e1cbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:14.541459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073250/manifest.json
observed 2de40f801a47e371caf6b63f90bde0ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:14.521733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073250/publication.md
observed cfcada12c742a6b0e2963b0f756bc949...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:14.503252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073250/publication.txt
observed baa0a7e1d562131fcde55523885bcfff...
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.