OpenTechnical

OT-2026-000100877

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000100877) never changes.

Identity and time

Publication numberOT-2026-000100877 · never reused
Internal UUID01a0aea3-c376-795f-8f81-d08bb2883765 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100877
StatusPUBLIC

Content hashes

Canonical text86274d1204b7ce0e414a8766bfbc426edae564c0e0f091c5ddafda43d204a99e
Markdownbdc99025c72879e4bc4685c4e6270ee9c54373280a38d731214a03f9e8ac960f
PDF
Publication page01d508d2b0ab078a68ae860cb42191a6a73cdf4d1db1d2ff1988fe714e29a08d
Manifest431209f7a681dcca95ec42277101a155c6153f3b35842ece3a36e7da4d62fa10

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
SignatureZQUQS9I9kt5V5Q31z1A/J9YsNzfwcCQqxKZJhiEbshe/uHHpTyYrGv5L94xhEged1YhbHCWfiZiBaVcw74isCw==
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

2026-09-17T09:26:21.963944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100877
observed 01d508d2b0ab078a68ae860cb42191a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:21.945160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100877/manifest.json
observed 431209f7a681dcca95ec42277101a155...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:21.927054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100877/publication.md
observed bdc99025c72879e4bc4685c4e6270ee9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:21.909663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100877/publication.txt
observed 86274d1204b7ce0e414a8766bfbc426e...
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.