OpenTechnical

OT-2026-000009565

Publication integrity record

Foam pad vacuum gripper, three zone face, 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-2026-000009565) never changes.

Identity and time

Publication numberOT-2026-000009565 · never reused
Internal UUID01a0ae6b-7563-7afa-a8e0-beabec1067af · 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-2026-000009565
StatusPUBLIC

Content hashes

Canonical texte714aef4a718a85e5ad278ce63c9d0c707bead092cfa33b603c5860629b94081
Markdownce8b9d2f4477504024e2f2cc0b1b7cf130996936fc013d991b462046a7e5fb4d
PDF
Publication page12165e22c694cec7961a801238b32533cb17a05c79ce257ad678a6544494f6ad
Manifest70e1334351d60ce074757c0d1e0239c7693ba8a6e5c1514dd60f32326976b4dd

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
SignaturexepYv1g4Haxa+xQ8ETXybSXElxS6fkSo56YD5/DXJyudj9M+fO6AGzq4nFD5hY0yNyp5e9TMnYQYDYIkcb5gDw==
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

2026-09-17T12:16:59.866566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009565
observed 12165e22c694cec7961a801238b32533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:59.845450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009565/manifest.json
observed 70e1334351d60ce074757c0d1e0239c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:59.826089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009565/publication.md
observed ce8b9d2f4477504024e2f2cc0b1b7cf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:59.805708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009565/publication.txt
observed e714aef4a718a85e5ad278ce63c9d0c7...
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.