OpenTechnical

OT-2026-000076110

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000076110) never changes.

Identity and time

Publication numberOT-2026-000076110 · never reused
Internal UUID01a0ae94-6a6e-7eaf-854d-75f8b17f4eec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076110
StatusPUBLIC

Content hashes

Canonical texted02fb74458e034708d91d291b6f5d8810987f0136f367ce6443f6db2c26c5a3
Markdown9648e2a2207b899210fed29c99c749aedb046f2e1a56b6d6049f8a36283cd9a2
PDF
Publication pagebde5d1deade5c4bc886ea97c5fe0828892406a6eb0b535daa02a62e4985d23db
Manifest77b42315e65050b82b603d096634549a4fb35f8481ef4d29701fc83f5310ddc5

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
SignatureX/nVEX7e+QTv2PCJNZBhFABEzf6UgrmzaIlGEf+TLnHbx5JwrZoSltsuwyLUrEINnwZtX3T0Rxgp5yYQhkOvDw==
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

2026-09-17T10:11:01.719332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076110
observed bde5d1deade5c4bc886ea97c5fe08288...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:01.698105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076110/manifest.json
observed 77b42315e65050b82b603d096634549a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:01.297164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076110/publication.md
observed 9648e2a2207b899210fed29c99c749ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:01.278585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076110/publication.txt
observed ed02fb74458e034708d91d291b6f5d88...
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.