OpenTechnical

OT-2026-000085960

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000085960) never changes.

Identity and time

Publication numberOT-2026-000085960 · never reused
Internal UUID01a0ae99-e82a-7141-9d0b-e99d7d6cbcee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085960
StatusPUBLIC

Content hashes

Canonical texta098d239e3a62fdd302b59c0f897637268ee7807b099d98fcc38525064a9aa18
Markdownc3af4cc0b5274f836fdb531718853f635454620b5db6f6896f73cb218b26e8e4
PDF
Publication page6d37671d36172385f3fa0aa08bb456c330d8170354ec2106d5623459b7d44cb0
Manifest75651569e28c79a0be8030d715d1a901f44577bddcf60eafa9805bb2bf5005c4

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
Signature0+yILxtCpeXPsDxXHxlM0dkKE5/ceZNvsnAWCVltYnr0sLh9aCrNvz5B0fdMwdZsR29IV4hWcEpTTK8xAUiGCw==
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

2026-09-17T09:52:55.536574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085960
observed 6d37671d36172385f3fa0aa08bb456c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:55.516956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085960/manifest.json
observed 75651569e28c79a0be8030d715d1a901...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:55.495283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085960/publication.md
observed c3af4cc0b5274f836fdb531718853f63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:55.475550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085960/publication.txt
observed a098d239e3a62fdd302b59c0f8976372...
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.