OpenTechnical

OT-2026-000044063

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000044063) never changes.

Identity and time

Publication numberOT-2026-000044063 · never reused
Internal UUID01a0ae7b-d67a-7d44-bd11-fe1b1479cf2e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044063
StatusPUBLIC

Content hashes

Canonical text67ac4df40a01cec3f45bd116f643cdb2ce2cfc0b7a65cd75f3a2b041db0f347c
Markdownfa6c5fdab9c03b0e42b29c8c81ddf4b6da04b96cc3d9680c99f22a9b3fe3b1b8
PDF
Publication page0dfcd6fe8ee297452be3c442b773aea5eb3158119debed2c9a6dd4bb36cfcd7c
Manifest613426954094be4b97c45af679da90d92efb20d980bbf68a8d1954e3a2206db2

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
Signature9QcfCxC4vOYMaHSO8ovmQTaP9Pfpl2WoOG5M0U6dnTXGRrqgIPgcAKz+wT2ZA7ctlzohoEA+7Qwk4Sexx32FDg==
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

2026-09-17T11:12:27.654285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044063
observed 0dfcd6fe8ee297452be3c442b773aea5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.636036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044063/manifest.json
observed 613426954094be4b97c45af679da90d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.617033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044063/publication.md
observed fa6c5fdab9c03b0e42b29c8c81ddf4b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.597034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044063/publication.txt
observed 67ac4df40a01cec3f45bd116f643cdb2...
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.