OpenTechnical

OT-2026-000072095

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two 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-2026-000072095) never changes.

Identity and time

Publication numberOT-2026-000072095 · never reused
Internal UUID01a0ae92-47c1-797c-a5af-1999ffb5e0a8 · 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-2026-000072095
StatusPUBLIC

Content hashes

Canonical text2a7102e6c5b08287430b0bbd37f26956c60263f0a947d817ec534f599173367c
Markdowne9abe6f3bd0f93ddef34121819cd13fe87bf74d1866e147f903986dd6fc15c25
PDF
Publication page08fe6f8caa5412724696921f73e5561fcdda92252220698292f015b30f4d7ff2
Manifest5762ba0c39e4d4fd11f80259650e93de776d01b8008512557594590dcc7b3a3f

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
SignatureVGlaA02YjtPWA9tQBmpuD1/AZWtd/Dptg1SMQGsbUxOKXE2HR9NJII2mUTE5Kq30rDSlzY9t82d8ntwnzBxXBA==
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

2026-09-17T10:23:10.569304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072095
observed 08fe6f8caa5412724696921f73e5561f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:10.551922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072095/manifest.json
observed 5762ba0c39e4d4fd11f80259650e93de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:10.533322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072095/publication.md
observed e9abe6f3bd0f93ddef34121819cd13fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:10.516452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072095/publication.txt
observed 2a7102e6c5b08287430b0bbd37f26956...
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.