OpenTechnical

OT-2026-000088762

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000088762) never changes.

Identity and time

Publication numberOT-2026-000088762 · never reused
Internal UUID01a0ae9b-8f10-7cc4-b0a9-6aa7ac8a0fb1 · 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-2026-000088762
StatusPUBLIC

Content hashes

Canonical textefe290f754b37a739c04afecdffd22812e9458f4e31ee9056f4374bc3690c289
Markdownd0213cae39cdc87f5a2fa714139bdcdeff97b82a81a2105a69f2d6c718808a8d
PDF
Publication page3c6d024b7095ad196bd57bca91b7b6ab204bcaffe0e50e467098186f17e83811
Manifesta41b75a1b7f29332a28755ede0c20846475d85955fc9f830b349580f37f864b1

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
SignatureL7dtTqYZ/3plzcGvRKXuNAx+tAa/tEJfrKMhCziAIlhoDPmRUvl2iP7j/mtHtJXwBr15sIDrJDccoz7tMINLDw==
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

2026-09-17T09:48:00.858680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088762
observed 3c6d024b7095ad196bd57bca91b7b6ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:00.840764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088762/manifest.json
observed a41b75a1b7f29332a28755ede0c20846...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:00.821760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088762/publication.md
observed d0213cae39cdc87f5a2fa714139bdcde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:00.801162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088762/publication.txt
observed efe290f754b37a739c04afecdffd2281...
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.