OpenTechnical

OT-2026-000088582

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000088582) never changes.

Identity and time

Publication numberOT-2026-000088582 · never reused
Internal UUID01a0ae9b-8f0f-7dcf-94fd-583deed0d3f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088582
StatusPUBLIC

Content hashes

Canonical textad1a3eef3afcd3303de7f638aca490fea25a3205c517e5efb97d07b8858c7674
Markdownaad124ed267886dd8310fb6a177042e3117e93148f06c3664ce3bfb03575fa73
PDF
Publication page039464b38ce20693682e92a171d2654df0fe665b31b3a1e443110b4e3e2ec3a9
Manifestae23004dfeaa05aaf4597b911528cd03f5449315c015fd91f5ef10f306cfa71b

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
SignatureQlDeKQG0h+FimAspOAXXq6dqHBxqhDpDtQ59aqFKffQjktv19DeuZq3bceUdcLXI24n8tDS00fNF5xUq+bITDQ==
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

2026-09-17T09:47:46.457905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088582
observed 039464b38ce20693682e92a171d2654d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:46.437363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088582/manifest.json
observed ae23004dfeaa05aaf4597b911528cd03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:46.418814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088582/publication.md
observed aad124ed267886dd8310fb6a177042e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:46.396918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088582/publication.txt
observed ad1a3eef3afcd3303de7f638aca490fe...
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.