OpenTechnical

OT-2026-000072155

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000072155) never changes.

Identity and time

Publication numberOT-2026-000072155 · never reused
Internal UUID01a0ae92-47c2-7852-a3a4-db1747765592 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072155
StatusPUBLIC

Content hashes

Canonical texta26e43920a5e72232efac35e8a1de5956777cde8b9b8e6cd1a82ab616456b134
Markdown1a0b426539fbab5976c85707e373256df894bc018d62c1d95cd0f0e6ceb88c29
PDF
Publication pagee40e23961e15b60ca4c5e230fb9dd7804e130c776d1a11f64424444598fc930f
Manifestae2f2096f073d94d9feee53496501edb49553f49e6d44e6b49408ca526b6819a

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
SignaturewIXsUnPMyWEncfbRnPpbQTlWfr7KDVaQzAD2qj5JoUnEuFbOzWH/jhSnr95T/FGXk2KnDclXkysQXfEZiJmnAA==
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

2026-09-17T10:23:15.216458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072155
observed e40e23961e15b60ca4c5e230fb9dd780...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:15.199554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072155/manifest.json
observed ae2f2096f073d94d9feee53496501edb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:15.182848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072155/publication.md
observed 1a0b426539fbab5976c85707e373256d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:15.165419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072155/publication.txt
observed a26e43920a5e72232efac35e8a1de595...
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.