OpenTechnical

OT-2026-000018586

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold 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-2026-000018586) never changes.

Identity and time

Publication numberOT-2026-000018586 · never reused
Internal UUID01a0ae6e-b48b-70d7-9a75-9233228c4685 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018586
StatusPUBLIC

Content hashes

Canonical text838960298d913fd7dfff0336910f17725cb660136113209985a819567195c4c7
Markdowneb49074c988c381daf6b00979d712a12727c1c0dc695fe1dad36f8054c46b6a6
PDF
Publication page4bab3bbfa9255c592341f5c1bc7378daa592edf835fb14794b68e4dcb8ea83ee
Manifest34c32510d0f4ac90a9e282afcf5ca5b22321a7b7b2eff309fbe1f235208aad10

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
Signature30vdEAkUQTONvL8ooYgcjKfWKuTvKSuN8MCdwBcQm1S22S+oj1HvLWO3ng97O6h1F6zfTZuAC43k444q7GpnBA==
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

2026-09-17T12:01:23.410331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018586
observed 4bab3bbfa9255c592341f5c1bc7378da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:23.392875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018586/manifest.json
observed 34c32510d0f4ac90a9e282afcf5ca5b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:23.374907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018586/publication.md
observed eb49074c988c381daf6b00979d712a12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:23.357277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018586/publication.txt
observed 838960298d913fd7dfff0336910f1772...
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.