OpenTechnical

OT-2026-000104541

Publication integrity record

Foam pad vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000104541) never changes.

Identity and time

Publication numberOT-2026-000104541 · never reused
Internal UUID01a0aea7-239f-741b-8e39-ba7012820d22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:16:24.420933Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104541
StatusPUBLIC

Content hashes

Canonical text0a1ec08e5b10669069e793ed6dbec47298cfa364c1228669392bb52ddeaeab9d
Markdown209d4e0d5c002d4f8330adcdd0dba74a8810eacd70e733315ec5bcf543d1b35a
PDF
Publication page6d42f1cc3f4d435aa3f425fa586a176b97342e6c1d4058d3cf2c64e72715dcdf
Manifest84cf68ab4b4d2760ec99484ba15261fcad228429f280403a419f0b0597915b1e

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
SignatureUHrZDWtk9M+dVEgXJ5hY3etJo7FSWyYOPkVAHWZdM8gAn0xn6tHJ/L30gVUqiM0AqcBwsCvT0lSVEsZpVDnHDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:20:03.610954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104541
observed 6d42f1cc3f4d435aa3f425fa586a176b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:03.594521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104541/manifest.json
observed 84cf68ab4b4d2760ec99484ba15261fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:03.576835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104541/publication.md
observed 209d4e0d5c002d4f8330adcdd0dba74a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:03.559861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104541/publication.txt
observed 0a1ec08e5b10669069e793ed6dbec472...
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.