OpenTechnical

OT-2026-000016835

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000016835) never changes.

Identity and time

Publication numberOT-2026-000016835 · never reused
Internal UUID01a0ae6e-5919-7942-84fa-af44b9a7ec73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016835
StatusPUBLIC

Content hashes

Canonical text799289eb76e88b8970f510016947a884d34aa8fa9b4b28498da60fff6c5370f8
Markdown59fe1d7a6b413100c93fc5dc130e2c8f5386b3037420f4d5675207c7e9453ed3
PDF
Publication pagee731f160826938261e77ec7f80b94d3589704a85d5cbbbda11a8a5218d355879
Manifestb8ca687ee9af3f5bb74620713d9f4c924f7252b3987f53a56b4d10ba30b817d1

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
SignaturesAhnaoZBrxHat9y9m+hiheRWTUchjhIJ36kmH7+TIS3HDMNet2okcrOn0sEq7dTMbD0Cujyl8mkntPiT8ZBeAA==
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

2026-09-17T12:03:05.736544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016835
observed e731f160826938261e77ec7f80b94d35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:05.717632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016835/manifest.json
observed b8ca687ee9af3f5bb74620713d9f4c92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:05.699141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016835/publication.md
observed 59fe1d7a6b413100c93fc5dc130e2c8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:05.681313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016835/publication.txt
observed 799289eb76e88b8970f510016947a884...
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.