OpenTechnical

OT-2026-000023823

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, 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-2026-000023823) never changes.

Identity and time

Publication numberOT-2026-000023823 · never reused
Internal UUID01a0ae70-aed5-74ff-8a6f-27edca043879 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023823
StatusPUBLIC

Content hashes

Canonical text9bfc2ab230e64b68b43410b978dbd37942220ab461aaf4790933801a191e0119
Markdown4609c60e88b80a1f2fcd45d53a9b2b8f593973095d2ceb7565b541085eda0541
PDF
Publication page3ec9e747318e816d976b24bd3c6f46b121bdaf25df7d1c2665253dda62b3b495
Manifest2759675bfdb6793ee5078cece1a4a4fe9c5a81d4dc189cc2f1c9599c30b5c072

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
SignatureUIwnI1zqBq1jT8z1Q+L8Bnb3zMnEVsPgCy39wCNrPDaX/lMgLdXSNr8prppBQjPqiotxuzH+fH6b21WiWENEAQ==
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

2026-09-17T11:50:18.542530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023823
observed 3ec9e747318e816d976b24bd3c6f46b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:18.523757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023823/manifest.json
observed 2759675bfdb6793ee5078cece1a4a4fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:18.501752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023823/publication.md
observed 4609c60e88b80a1f2fcd45d53a9b2b8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:18.477758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023823/publication.txt
observed 9bfc2ab230e64b68b43410b978dbd379...
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.