OpenTechnical

OT-2026-000035635

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, 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-2026-000035635) never changes.

Identity and time

Publication numberOT-2026-000035635 · never reused
Internal UUID01a0ae76-b4c6-775f-b0ad-4984df6898ef · 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-2026-000035635
StatusPUBLIC

Content hashes

Canonical text3940591087f5dc1e060840421142814d558e47cba0871db09ef78240b310a6ab
Markdown29fd3a5c23761e0e4c76cf009c3b9b18ad530d0924a2b27282ba420d7fb0427e
PDF
Publication pagec5860a448ab3e376a32452ed8b5119ba710db71b7ae005fcb1b9b6f6acbf7563
Manifesteb5c1b6555805f5ec52048cfd248b968b27881ec2e5a59a0cbb77581020ee84b

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
SignatureqBKKwuumQUe1moZvGRhLnPRRaZxq/f9fb5uhEclTSRpfUXh9LuQBXzI/f1iDenfw55X3eV4Mq4gPA+rsmHmUAQ==
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

2026-09-17T11:27:10.988709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035635
observed c5860a448ab3e376a32452ed8b5119ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:10.967502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035635/manifest.json
observed eb5c1b6555805f5ec52048cfd248b968...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:10.944113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035635/publication.md
observed 29fd3a5c23761e0e4c76cf009c3b9b18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:10.921165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035635/publication.txt
observed 3940591087f5dc1e060840421142814d...
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.