OpenTechnical

OT-2026-000034887

Publication integrity record

Foam pad vacuum gripper, four zone face, pump fed, supply line 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-2026-000034887) never changes.

Identity and time

Publication numberOT-2026-000034887 · never reused
Internal UUID01a0ae76-1ed3-7c55-92b2-0612d35de156 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034887
StatusPUBLIC

Content hashes

Canonical text5d3d99b522381a77b0b9fd393856a11a45bc033445d70be80aabe6cea236999b
Markdown2c9966e1126da3a8ca71602db6b3d50dd442d7783dfb5c00d36b8ae47ccf1414
PDF
Publication page219fefe65c851a788447f9876c3d038583e8ad83bd0eaab75cc5d32e99893a21
Manifest12260499ea9430b691ff1f1b9fcce3380ca94bf52cde3a762faef4b1e180f2b8

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
SignatureINKXM18IwHtJCnJDkmRjNe+CKAH9SXalv0jDWGEqKheF9RStbewdobSaXgdLYQlHdgBO3wca94PkNea1638MCA==
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

2026-09-17T11:30:32.657799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034887
observed 219fefe65c851a788447f9876c3d0385...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:32.635214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034887/manifest.json
observed 12260499ea9430b691ff1f1b9fcce338...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:32.616376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034887/publication.md
observed 2c9966e1126da3a8ca71602db6b3d50d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:32.597737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034887/publication.txt
observed 5d3d99b522381a77b0b9fd393856a11a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:53.522689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034887
observed 219fefe65c851a788447f9876c3d0385...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:53.502952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034887/manifest.json
observed 12260499ea9430b691ff1f1b9fcce338...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:53.484376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034887/publication.md
observed 2c9966e1126da3a8ca71602db6b3d50d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:53.465566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034887/publication.txt
observed 5d3d99b522381a77b0b9fd393856a11a...
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.