OpenTechnical

OT-2026-000082952

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented after 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-2026-000082952) never changes.

Identity and time

Publication numberOT-2026-000082952 · never reused
Internal UUID01a0ae97-8cca-7374-a6e7-0c580d64e928 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082952
StatusPUBLIC

Content hashes

Canonical text96106feccdb80df4fd336bff0bd92c1f1952b997355b90ce3c16cd323f4e8014
Markdownaa7ff28e5285adcd9777109bf85ab2c5784c07203bdf781b69c3116fc3be24b7
PDF
Publication page7eccd8bde17ca93812ca59ae688faef975039705a836ec38d7dc8aadbdd4bc45
Manifest87a70d5991a996c6ef23317694f4c0423f1b92816e49e237245d4964f7d82889

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
SignatureKsplQ0m4wVG5CRX/xaM209XzGQy2Is4vUXEO01vEg4G22mG7vU0+28Vx7qTwZ06VqB1Lk7ItO+rxvJENE+utCA==
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

2026-09-17T09:58:38.976272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082952
observed 7eccd8bde17ca93812ca59ae688faef9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.959263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082952/manifest.json
observed 87a70d5991a996c6ef23317694f4c042...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.942115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082952/publication.md
observed aa7ff28e5285adcd9777109bf85ab2c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.924196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082952/publication.txt
observed 96106feccdb80df4fd336bff0bd92c1f...
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.