OpenTechnical

OT-2026-000076094

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000076094) never changes.

Identity and time

Publication numberOT-2026-000076094 · never reused
Internal UUID01a0ae94-6a6e-7b1b-956d-b1166c8723ed · 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-2026-000076094
StatusPUBLIC

Content hashes

Canonical text3010372098dcb20881fffd97fb65abebf4c410b64458514bc0e741208174589f
Markdowne28f45c84fd7ff372f14295c172e640a5ebd205cba50ede58fd1a44f547ebe3c
PDF
Publication pagefef15bd834b6ea2867d46f019a27feaebbb08d777aa3a28258241e5c560ad079
Manifest55ece0e27f94180ecb33ed7d31a3e8b1e547c747f9d636356b0337f7f8935f13

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
SignaturerFR5iBolVdvsUwjRn4zIH8SP/XKE2BsRFHSx4Rid+mj+9N7n8T1ocqK9nzRrPdy/ZaIgQTIeaicB+HdMO+0GBg==
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

2026-09-17T10:10:57.551773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076094
observed fef15bd834b6ea2867d46f019a27feae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:57.311419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076094/manifest.json
observed 55ece0e27f94180ecb33ed7d31a3e8b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:57.289953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076094/publication.md
observed e28f45c84fd7ff372f14295c172e640a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:57.270939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076094/publication.txt
observed 3010372098dcb20881fffd97fb65abeb...
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.