OpenTechnical

OT-2026-000076212

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000076212) never changes.

Identity and time

Publication numberOT-2026-000076212 · never reused
Internal UUID01a0ae94-6a6f-7ed4-b2d2-f7d31877beb6 · 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-2026-000076212
StatusPUBLIC

Content hashes

Canonical textf0fdf3ac02d6703e836538d68ae0f1101b505c20c59fdaf5c0d3c4d946be3396
Markdown8a903c4aa006f0d60e5f83320332e38c7f9e638eec74dd62ae2bf7dd50a9b9fe
PDF
Publication page6594e91c68f7d019265ad10cb5e944d97e12d6c9e5dd8baa183f969b31d777a5
Manifest5c4a267be0958ccdbc055666466cc823056a2e20b31883e8018fa5b87a0cf69a

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
SignatureUWNmBw7CKx9m9EEaFBqDU3noc6yo5keWvsPyUK9qeclA+AIKqGxeYl/dQ+HmuwgQn/3/YDDWt+Cabx2KqB+fDA==
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

2026-09-17T10:11:35.514310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076212
observed 6594e91c68f7d019265ad10cb5e944d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:35.496406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076212/manifest.json
observed 5c4a267be0958ccdbc055666466cc823...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:35.478249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076212/publication.md
observed 8a903c4aa006f0d60e5f83320332e38c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:35.454597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076212/publication.txt
observed f0fdf3ac02d6703e836538d68ae0f110...
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.