OpenTechnical

OT-2026-000101801

Publication integrity record

Four cup vacuum gripper, four zone face, pump fed, pulsed 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-2026-000101801) never changes.

Identity and time

Publication numberOT-2026-000101801 · never reused
Internal UUID01a0aea4-0e17-764a-bf67-16a0b9265211 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101801
StatusPUBLIC

Content hashes

Canonical texte222e890f3e2bb64af1619b3c35fe99a69ab6c7d06e2b44c4b8a8c506affe368
Markdown185fca74037d0acb27b8fa3d32839f614f9e0eb14d443c07567065521768a6c7
PDF
Publication pagea32a65f4baa9d0b7e21dfc63889e7694fb4eb8615b1a40cd54a2411b10768d4b
Manifest7d316472725c5d2194060a8a9eea0ca06a2265c9ae327dc18a15df117d6ff643

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
Signaturem8yEpsS3wcgWjPyJRee+o8gWWgbGyiWYQuieGGCKHlFx1ETR9xmOO143UsdE/VhDLvtvMibW2Q6wRnX7Jc2NAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:17.817072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101801
observed a32a65f4baa9d0b7e21dfc63889e7694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:17.799907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101801/manifest.json
observed 7d316472725c5d2194060a8a9eea0ca0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:17.782609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101801/publication.md
observed 185fca74037d0acb27b8fa3d32839f61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:17.763738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101801/publication.txt
observed e222e890f3e2bb64af1619b3c35fe99a...
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.