OpenTechnical

OT-2026-000072111

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000072111) never changes.

Identity and time

Publication numberOT-2026-000072111 · never reused
Internal UUID01a0ae92-47c1-7742-be4c-964747b6454e · 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-2026-000072111
StatusPUBLIC

Content hashes

Canonical texte05e932745f97e1b6ce0508817777d6864fc5e241f1e7b03c866573f9a930a7e
Markdowne35f706f000e2572d3dd02aac20eeee259e76e583728a67521822dd4e43a0b50
PDF
Publication pageae6047b44add33ba16e23a4acc43c0b755e0bf7b18bb0a86281567da49957929
Manifest4f8bd2f0be554cc29b691e52f6077096c52902b5c8c567bed1a183cf49fdb0b1

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
Signature6/+CoggZKPVw3N1Vv2ZtzO6SdFj+oVkpAtaefZWWn/XMlPLX62ZRtE3CEVeMApzuscV9ymuzUFRAvuxGIepTCA==
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

2026-09-17T10:23:11.688109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072111
observed ae6047b44add33ba16e23a4acc43c0b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:11.671882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072111/manifest.json
observed 4f8bd2f0be554cc29b691e52f6077096...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:11.654424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072111/publication.md
observed e35f706f000e2572d3dd02aac20eeee2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:11.637129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072111/publication.txt
observed e05e932745f97e1b6ce0508817777d68...
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.