OpenTechnical

OT-2026-000041371

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two 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-2026-000041371) never changes.

Identity and time

Publication numberOT-2026-000041371 · never reused
Internal UUID01a0ae79-b144-7871-81d6-1191a5d636b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041371
StatusPUBLIC

Content hashes

Canonical text5317c4107f88c3bda128853107d7b80a0f3f42634ad4e27079b76cc0fb32d482
Markdownda8c0a90411b012a0b1cd364a190ac610abb3a390f17cbc00b5ef3e61e8ea950
PDF
Publication pageb062f395adb0a814475dc7087baa6c420e8d8e58f408716683a1b230f497e5ac
Manifest0082ac9576c5bf6f6a50b671f05658d000fa33df0949f95c1605db7f51aa95e1

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
SignatureRRGW6rPbP/vnfrt2ABTUkhc03bJ1mgGMdsskRodmPoIk98GWmEEAzF6wNSvXUOiuAMcoWmfB0wMx/p13geYlAg==
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

2026-09-17T11:17:22.605040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041371
observed b062f395adb0a814475dc7087baa6c42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:22.586071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041371/manifest.json
observed 0082ac9576c5bf6f6a50b671f05658d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:22.563356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041371/publication.md
observed da8c0a90411b012a0b1cd364a190ac61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:22.542976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041371/publication.txt
observed 5317c4107f88c3bda128853107d7b80a...
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.