OpenTechnical

OT-2026-000009703

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000009703) never changes.

Identity and time

Publication numberOT-2026-000009703 · never reused
Internal UUID01a0ae6b-7564-7883-9a66-cea1e1be8154 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009703
StatusPUBLIC

Content hashes

Canonical texte5d5a5264c2193e85892e9ad7e4006ac78d8c5f82f387f5e114129b70dc7372e
Markdown998a01dd06fc21550194ccd7e07f91755055a33239dd7a2228756df6ef75aea6
PDF
Publication page830bf50c92868e4f29cef4e2e3fed8f40394f3dc6362a1f08972fe7b3a7008fe
Manifestad1e9b26cdc0fd39c4635af9003e04d72a93d5117f8c88b04e54d7de295d99f4

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
SignatureO9I8MHgbrtD8uMzVCPzIPCjoeSfmyWNXnf4UJgUPdYkjhqWeNQRB7hGyaGro6H2cbd1klmuLdtThQwLCRB9lBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:11.568725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009703
observed 830bf50c92868e4f29cef4e2e3fed8f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:11.549969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009703/manifest.json
observed ad1e9b26cdc0fd39c4635af9003e04d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:11.533290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009703/publication.md
observed 998a01dd06fc21550194ccd7e07f9175...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:11.515910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009703/publication.txt
observed e5d5a5264c2193e85892e9ad7e4006ac...
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.