OpenTechnical

OT-2026-000072369

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000072369) never changes.

Identity and time

Publication numberOT-2026-000072369 · never reused
Internal UUID01a0ae92-47c3-769b-997a-b875f1abc471 · 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-2026-000072369
StatusPUBLIC

Content hashes

Canonical text970972b701823e2fa65e90d83874d5ee4fe31d770da1719b91f63bb456b4b776
Markdownf618fe13ecb65ae0ae9378606200e43836ffbaa15c4222de206c7c4c8cde668e
PDF
Publication page6df50c91baf1182e6f244b4b4ef99a4fa5b4088169c8c8e3397af3ed3a01b6da
Manifest3477105f0b1c17530a95779033617a456728360deaf48d82c7cd3d0179ebf4c8

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
SignatureU/Q11N2Rq6HypCPDaw1PeVzG7Fyxc26twxXXyFmMNrqzpXpSA4J18aIeQFZ8WZNyOugF6x3Mf/zeYBgXe+v5DQ==
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

2026-09-17T10:23:36.330712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072369
observed 6df50c91baf1182e6f244b4b4ef99a4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:36.314166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072369/manifest.json
observed 3477105f0b1c17530a95779033617a45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:36.296525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072369/publication.md
observed f618fe13ecb65ae0ae9378606200e438...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:36.278457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072369/publication.txt
observed 970972b701823e2fa65e90d83874d5ee...
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.