OpenTechnical

OT-2026-000009795

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, pump fed, pulsed blow-off after 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-2026-000009795) never changes.

Identity and time

Publication numberOT-2026-000009795 · never reused
Internal UUID01a0ae6b-7565-70f4-82ee-f3edcc78911a · 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-2026-000009795
StatusPUBLIC

Content hashes

Canonical text0e9f5c0890ec827af0c38db508ac9e3daeb5168e7e1ca643533c57634afc0ab4
Markdown984ea1c34a516ff560d4f83a30db78ea62b00235c95de8df66de83b2769f9afc
PDF
Publication page1db5a0614e31c1555251e1f920e22f8a5ba25606dad7f05259a058470c38e2f2
Manifest4637db2979e68aeefeba414b4d66a39ea425ef51f6d5defe4479dc64a035c58f

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
SignatureJeewsWe6SMy8rfq7+ZkaiVPlhUxr5+sRuVL4ueUTN6Df278Am/ZqC5XCRqOpw7jnX1/IG7E5ylWbs9r2tha7Bw==
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

2026-09-17T12:17:18.930912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009795
observed 1db5a0614e31c1555251e1f920e22f8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:18.912029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009795/manifest.json
observed 4637db2979e68aeefeba414b4d66a39e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:18.893595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009795/publication.md
observed 984ea1c34a516ff560d4f83a30db78ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:18.873953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009795/publication.txt
observed 0e9f5c0890ec827af0c38db508ac9e3d...
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.