OpenTechnical

OT-2026-000038447

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000038447) never changes.

Identity and time

Publication numberOT-2026-000038447 · never reused
Internal UUID01a0ae78-2d53-719b-b278-751ded86aac1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038447
StatusPUBLIC

Content hashes

Canonical text201e25ecd2d386d672a694812990ba0b349d982ab7092f86f6edb247c871b0ec
Markdowna49ed43be07191d76aa662e0d5a6b56bde23a075347f1c396a525ea54a13e1d2
PDF
Publication pageab995a48e4544dd66abd0e743fb254bef64ab674cec5d0e6a84f5f5252b870fb
Manifestbeed15e7c8d030e9ebe5fd1cd3414f987c93a2c825c741099c21a4b45b9b756d

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
SignaturefM48PW1Ueeupm87MQD4F5k7eHkxtEUqqq5iazN/AdkiDPhLoxyl14pib43E5FoToG7G1bmqB6OiZlIVByfXxCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:22:40.641285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038447
observed ab995a48e4544dd66abd0e743fb254be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:40.623943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038447/manifest.json
observed beed15e7c8d030e9ebe5fd1cd3414f98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:40.604927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038447/publication.md
observed a49ed43be07191d76aa662e0d5a6b56b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:40.587370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038447/publication.txt
observed 201e25ecd2d386d672a694812990ba0b...
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.