OpenTechnical

OT-2026-000073765

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000073765) never changes.

Identity and time

Publication numberOT-2026-000073765 · never reused
Internal UUID01a0ae93-2b8d-75c4-b7f4-e3a6440b06a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073765
StatusPUBLIC

Content hashes

Canonical text9b4e2dd482d5ddc014aa588325bd241f974e4f28eb1ffef4aa67df48403b824e
Markdown4cc81858c68dc47552220bacb94127bc7215ad9afafbffde6ceae5b9df752681
PDF
Publication page0076caae227a114fc331d90fde510f7873079038567767889eeee6d8e78c5b7c
Manifest3cebf01818ada9ef1cd1ff5a314a1bbe70ae4dab08ff39cd943f9c40c20f646a

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
Signaturey8CQEjF0NgefzPP2BAfxrD1JdtF27lQF/CdOebnKI2zzNYAhgNFrxJXOklvS/TmJbrY0SN8RMOFXiYj3+S7BDA==
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

2026-09-17T10:19:51.673493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073765
observed 0076caae227a114fc331d90fde510f78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:51.655470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073765/manifest.json
observed 3cebf01818ada9ef1cd1ff5a314a1bbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:51.631748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073765/publication.md
observed 4cc81858c68dc47552220bacb94127bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:51.614438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073765/publication.txt
observed 9b4e2dd482d5ddc014aa588325bd241f...
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.