OpenTechnical

OT-2026-000035627

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, supply line pressure sensor, 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-2026-000035627) never changes.

Identity and time

Publication numberOT-2026-000035627 · never reused
Internal UUID01a0ae76-b4c6-7a70-b498-0adecc65e532 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035627
StatusPUBLIC

Content hashes

Canonical text32a84e4f2c75ebc5404d19c33b3eac8c9229fe3e3c977d6717a1b816328e98ed
Markdown8bd06693521dcf25eba67c3b44ffa809aaf51cdab75be7b3b8eb9d1904eb436f
PDF
Publication page84f6c58663682261771b448660a997a076e26887b668ad99f607d32ae8719557
Manifest1acbfa891b28bb1447bb910294c70b2c7165958cc97ad961da3d8bda5cfdbfcb

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
Signature4rJOFEH0KRZCOn80AuVTsY8hi2CpRoQ7Odd539+V1BcXPa1Dj8sG9Bw5je+1VL+lQLnEa+MHug9JULnPbRh2Bg==
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

2026-09-17T11:27:10.315694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035627
observed 84f6c58663682261771b448660a997a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:10.297105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035627/manifest.json
observed 1acbfa891b28bb1447bb910294c70b2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:10.279163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035627/publication.md
observed 8bd06693521dcf25eba67c3b44ffa809...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:10.259480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035627/publication.txt
observed 32a84e4f2c75ebc5404d19c33b3eac8c...
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.