OpenTechnical

OT-2026-000082905

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, 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-2026-000082905) never changes.

Identity and time

Publication numberOT-2026-000082905 · never reused
Internal UUID01a0ae97-8cca-7a2e-b4b7-2d0ca5ecf194 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082905
StatusPUBLIC

Content hashes

Canonical textb6e3907bfacee09c971d03e794ecd3b08f3ee8c9353405fe50e5b5cc14f1c89e
Markdown337955ae67dc2c6d4896002d9760c6050e75c2ef3c89d4ad43f77bb389e25f28
PDF
Publication page8336192d0e87a9fcd92fbc7131be23d9c4310f3fc57bc600415d57816a360de6
Manifest497df8575de64d7d60a03c6e7e176405492bbc4cb176ffe2a90aad4856c3c2b5

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
Signaturees1egpUUhBHcyW06s4aTjG+I6bqIw+XWOHPuuuG5L5YPQ8pTQzmEqNM9oUgLOi1P76kveyBHyRT9Ip4+dRSECg==
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

2026-09-17T09:58:35.620484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082905
observed 8336192d0e87a9fcd92fbc7131be23d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:35.601743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082905/manifest.json
observed 497df8575de64d7d60a03c6e7e176405...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:35.582052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082905/publication.md
observed 337955ae67dc2c6d4896002d9760c605...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:35.564138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082905/publication.txt
observed b6e3907bfacee09c971d03e794ecd3b0...
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.