OpenTechnical

OT-2026-000013795

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two 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-2026-000013795) never changes.

Identity and time

Publication numberOT-2026-000013795 · never reused
Internal UUID01a0ae6d-8de9-70f7-9fee-5e30dbf7b67f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013795
StatusPUBLIC

Content hashes

Canonical text5f525283645a2dc21ff6531cff2253af8fe9baa5002d8bba7758893ef066f0f3
Markdowne1469cf23863448f2be3b50df669690b3b759f90f81d2ab9a752f39cc0292365
PDF
Publication page4be9f6009e15b0a63cc9a40e91164a8914a962aacdeed247ae01b533810ec5b0
Manifest1c1d411d4504f9da0138d38d4987653be7645e36a7778b78e5868217011437e2

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
SignatureRa9oNij7/R9ZL2jJrST0j3XsdiPv6BzSr+QADP1U3FPIE2DJEnbbhsZQf4p00+Np/IlXFFGwzCGQWA+Kqt0qCQ==
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

2026-09-17T12:08:53.093740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013795
observed 4be9f6009e15b0a63cc9a40e91164a89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:53.072401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013795/manifest.json
observed 1c1d411d4504f9da0138d38d4987653b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:53.052621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013795/publication.md
observed e1469cf23863448f2be3b50df669690b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:53.032598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013795/publication.txt
observed 5f525283645a2dc21ff6531cff2253af...
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.