OpenTechnical

OT-2026-000064838

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000064838) never changes.

Identity and time

Publication numberOT-2026-000064838 · never reused
Internal UUID01a0ae8d-debc-7cc1-9802-c3d39bfd89cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064838
StatusPUBLIC

Content hashes

Canonical textcd72779a7db9cc229d7f919b2b3fb5f36ab183ff9257ff3fb8b7c40385196f47
Markdownd55e96af1ec0b0074996b220d73e4d11b1ce2f444f7b25a4c200e8a5530c75d2
PDF
Publication pageec0bd5c7b794623db974e493d0f54ea2ecb56efd56ccd8a37cc2ee2d671ae863
Manifestccd34fa8d4f116a1df6670ae5f2634b59918a9ae50778d0e78a76b3687722106

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
Signatured5i7HySLIngen4cmGZy1t3urvdi39s2X6DoFjoDF9bgFj8q/k29JiafiEjm9tf0BFLpsrx4+T+pkgTvNkUTwDQ==
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

2026-09-17T10:35:44.890939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064838
observed ec0bd5c7b794623db974e493d0f54ea2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:44.872177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064838/manifest.json
observed ccd34fa8d4f116a1df6670ae5f2634b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:44.852738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064838/publication.md
observed d55e96af1ec0b0074996b220d73e4d11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:44.834684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064838/publication.txt
observed cd72779a7db9cc229d7f919b2b3fb5f3...
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.