OpenTechnical

OT-2026-000049598

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000049598) never changes.

Identity and time

Publication numberOT-2026-000049598 · never reused
Internal UUID01a0ae81-8f7d-7f6b-b985-94c78cf3c1cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:21.728203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049598
StatusPUBLIC

Content hashes

Canonical texte0040e8c2afc06d3f8f80d2e3d8a35c9305b34ae4ec4995bb5f7124ac24c8c59
Markdownf90621d59a6e19cd13a6acbaf27c1167677d54a99b227287a95a57c162104b70
PDF
Publication page8cbc0ab9172f8a1506337403d54be2e059e6467cafc3857275ca3c3281c1500c
Manifest040d019ef5a085b97e92e26247bbf89c233c09e3f867814a70e43239287517f2

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
Signature49OIcCpO7DAcgVPvXIozcobYMvZtOXE86NkgHIcU/B9E40yFGwMAYN8rux8sq3XbCBxBX0faC0Q6ba5BMyCICQ==
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

2026-09-17T11:02:34.722370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049598
observed 8cbc0ab9172f8a1506337403d54be2e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:34.705912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049598/manifest.json
observed 040d019ef5a085b97e92e26247bbf89c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:34.688414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049598/publication.md
observed f90621d59a6e19cd13a6acbaf27c1167...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:34.668627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049598/publication.txt
observed e0040e8c2afc06d3f8f80d2e3d8a35c9...
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.