OpenTechnical

OT-2026-000009372

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, 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-2026-000009372) never changes.

Identity and time

Publication numberOT-2026-000009372 · never reused
Internal UUID01a0ae6b-7561-7ad3-bc28-566cfe2339e1 · 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-2026-000009372
StatusPUBLIC

Content hashes

Canonical text5d2321733808e55b57c62bade563f900eac86f930b11b6a187fef086fcf2fcaa
Markdown2b868f1573f8162f8fe871ac8483bcf3a794118f648c2f1b797f8a698b99ce74
PDF
Publication page644ec34466da065380d05dc53060fb7dfbc1d04ee7b50141f3a1191ea8c477ca
Manifest56624b462b0eb55e5ca46dec60cd97460f70632e93950bcafbee52f268d39050

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
SignatureSOExi7uhO3qLKlqdF7ZP45yG86tcj68C/1DmAA187/htiHChjyJuaWMCS2fHWlAMdGtgcu5QR2keAn7GFvOyCA==
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

2026-09-17T12:16:38.539082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009372
observed 644ec34466da065380d05dc53060fb7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:38.522087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009372/manifest.json
observed 56624b462b0eb55e5ca46dec60cd9746...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:38.504407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009372/publication.md
observed 2b868f1573f8162f8fe871ac8483bcf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:38.485853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009372/publication.txt
observed 5d2321733808e55b57c62bade563f900...
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.