OpenTechnical

OT-2026-000035279

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000035279) never changes.

Identity and time

Publication numberOT-2026-000035279 · never reused
Internal UUID01a0ae76-6a1f-7334-b899-62ab9564613a · 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-2026-000035279
StatusPUBLIC

Content hashes

Canonical textfd1f15f024b6d6ed327be5ac087658db3637c896b11eb976867802c2d981ea79
Markdown78ad678a2f6824e605956a36e7ee3fdf0ff1dbe4eb258bf23d1f78dccdbe5d4d
PDF
Publication pagefe6b57caf7a094896d34dedf3235ba8f29ee2608a215046d43901f112b35f4bb
Manifest25742e0bb5aa092b81c7f53c41dbb5a726d74af1e6bd2da21b093963963f2d0d

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
Signature+fks3JxPNpuyd5mGoFOfQjg4IXTNG2nFJnLGLJM9VGFqpw2ZZR8tL/D8LNot4XQrWLkd/diF/6a0l9fKCavlBA==
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

2026-09-17T11:28:25.867981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035279
observed fe6b57caf7a094896d34dedf3235ba8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.849658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035279/manifest.json
observed 25742e0bb5aa092b81c7f53c41dbb5a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.831108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035279/publication.md
observed 78ad678a2f6824e605956a36e7ee3fdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.814067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035279/publication.txt
observed fd1f15f024b6d6ed327be5ac087658db...
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.