OpenTechnical

OT-2026-000100209

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, 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-2026-000100209) never changes.

Identity and time

Publication numberOT-2026-000100209 · never reused
Internal UUID01a0aea3-3052-7f3d-afc2-df369de63a44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100209
StatusPUBLIC

Content hashes

Canonical textb9b4cd473cdbbb875dbcd1cd441ff1a54aae7d376af6c4f392dfe5fb373f6baf
Markdown58e1512d3a1505e115f98815c5a6796bff021fa3620cd6e8effeccacd59bac1e
PDF
Publication page63fd5d20c4c4a9a608947cd19045d2c30da40996db5f85e3f9e7b9cfc7800093
Manifest23e0fa877abf9b02e2d8f4e99add3c0fd6cda1a0516a25fab4659765b8eb0206

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
SignatureR9RqJA1j9j1Z+rffBzIXtyZILG5bNV+yyL1iGzLPoo3evV/lQgWTT3mhkMzQZzFM/rwTffCmF7/Eb9F0rHzsCg==
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

2026-09-17T09:27:55.938169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100209
observed 63fd5d20c4c4a9a608947cd19045d2c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:55.919819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100209/manifest.json
observed 23e0fa877abf9b02e2d8f4e99add3c0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:55.901354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100209/publication.md
observed 58e1512d3a1505e115f98815c5a6796b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:55.883758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100209/publication.txt
observed b9b4cd473cdbbb875dbcd1cd441ff1a5...
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.