OpenTechnical

OT-2026-000088681

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single 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-2026-000088681) never changes.

Identity and time

Publication numberOT-2026-000088681 · never reused
Internal UUID01a0ae9b-8f0f-7470-b1dc-413073c21d90 · 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-2026-000088681
StatusPUBLIC

Content hashes

Canonical texte7827a866f2740eb9ce47632bdae4a96d13e47e95bb845bc6ee78cc7707f90d6
Markdownc34f36bc1510211a6b80c2ece8153206456e4c37e287eaa52225d0d46d090e89
PDF
Publication pageaee3c4db01034036e319f163c71ca7448f5003a53c2a07e1220be08d91b2bc40
Manifestcfae99a843b4c46e67044fa5a6856530bdadf71074b5327fe4ffc7f525375772

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
SignatureUebRwevCxtEQZC6GS+G/oclaxUt2wvFfkoJONKSpko5KvvT1JCe+9TyTtbwBKMTgqAxw/i4N5QOKWgCBpQhBDw==
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

2026-09-17T09:47:54.513949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088681
observed aee3c4db01034036e319f163c71ca744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:54.496760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088681/manifest.json
observed cfae99a843b4c46e67044fa5a6856530...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:54.480952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088681/publication.md
observed c34f36bc1510211a6b80c2ece8153206...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:54.463813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088681/publication.txt
observed e7827a866f2740eb9ce47632bdae4a96...
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.