OpenTechnical

OT-2026-000100117

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, 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-2026-000100117) never changes.

Identity and time

Publication numberOT-2026-000100117 · never reused
Internal UUID01a0aea3-3052-75c0-a39a-baf71d72ec7a · 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-2026-000100117
StatusPUBLIC

Content hashes

Canonical text03957d175c1d6d04dae103b37473e2ecce61dade9c8e31f4b21852ee8bc3d3b9
Markdownfe5d7b5f2f1e25205f12bf01e04e4875b7c2249e0104f3e48d05e4bb4d456f5e
PDF
Publication page337d4d45d2c70fec547be5b40d72b3e4117732f48590e649af37da3958ef2330
Manifest4964a415e2c62cfd66be5bf524bb61135369382a2f3136f14b9725a0edc2f6a1

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
Signaturek2QnXN1QofdA1iZb5kPSxOgVjMu/1worpFHDq4n5B26S3clvcKyhrcm77zmB56oO9P6t12W5qHRwg6w78U5BCQ==
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

2026-09-17T09:27:49.175265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100117
observed 337d4d45d2c70fec547be5b40d72b3e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:49.156996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100117/manifest.json
observed 4964a415e2c62cfd66be5bf524bb6113...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:49.136349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100117/publication.md
observed fe5d7b5f2f1e25205f12bf01e04e4875...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:49.117373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100117/publication.txt
observed 03957d175c1d6d04dae103b37473e2ec...
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.