OpenTechnical

OT-2026-000035003

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line pressure sensor, pulsed 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-2026-000035003) never changes.

Identity and time

Publication numberOT-2026-000035003 · never reused
Internal UUID01a0ae76-6a1c-7840-894d-09d045aba5be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035003
StatusPUBLIC

Content hashes

Canonical text1f2e0f1d70075492f5051b948d79abe2e5bed590de2fe99bff5fe66b274ddeab
Markdowna8ac3b298394f3e0dc7be7963ce37e3718c8824143218b4bc1881e7c031fb2ca
PDF
Publication page020175b8d7f64d390546fd7ecd1291bc5d875c77c9a6f41b5f8acfb9cd27857c
Manifest05fe5d608b1504c951fea5bd527d26bbd423cd3f5123ec84c4369aa73c7f2b07

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
SignatureKYaNNypCfj34CV48Hmw8AS34aza8XHD2QtQbzOhUl0zqJLW1I+pPaZWR9A/C8e4ZIrIQw3NfwEjDv0RQp+exDQ==
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

2026-09-17T11:27:56.721136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035003
observed 020175b8d7f64d390546fd7ecd1291bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:56.703692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035003/manifest.json
observed 05fe5d608b1504c951fea5bd527d26bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:56.685425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035003/publication.md
observed a8ac3b298394f3e0dc7be7963ce37e37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:56.668121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035003/publication.txt
observed 1f2e0f1d70075492f5051b948d79abe2...
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.