OpenTechnical

OT-2026-000014242

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000014242) never changes.

Identity and time

Publication numberOT-2026-000014242 · never reused
Internal UUID01a0ae6d-b279-7cb5-8588-3dc2be2a2095 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014242
StatusPUBLIC

Content hashes

Canonical text89ed404df180a28f0cf5dff6f1bb14fcdf678541314754d673db565c3b02384d
Markdownc439da762a63f131c85f32117ea895070ae223bd6e14f1a252ce1c287463e6a0
PDF
Publication pagebbcabe04b101074542ede3487bc867dc546763b87ef67d0136294ae043346968
Manifestd2481fb6966d89d0aeca7a44db2b7639ff5ba9e2de5a189800f9f38eb17b208f

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
SignatureH/D/HzZsZDEBRqSFTi2Kdbqwk75CCNMHNLPjbHWr2T3pjmmjjZVGIytmR9Evwo+R79hW2lwuQ7uRGaziDegCDQ==
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

2026-09-17T12:07:21.781303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014242
observed bbcabe04b101074542ede3487bc867dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:21.763444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014242/manifest.json
observed d2481fb6966d89d0aeca7a44db2b7639...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:21.744949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014242/publication.md
observed c439da762a63f131c85f32117ea89507...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:21.725201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014242/publication.txt
observed 89ed404df180a28f0cf5dff6f1bb14fc...
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.