OpenTechnical

OT-2026-000103364

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, pulsed 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-2026-000103364) never changes.

Identity and time

Publication numberOT-2026-000103364 · never reused
Internal UUID01a0aea4-e45f-7ad5-b0a4-92fbce638ece · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103364
StatusPUBLIC

Content hashes

Canonical text71321779db014d9c5523927113c7b4ccdaf7b799cab8f9d3695af0f7bdee88dd
Markdown4a1f7140698b51256ac103a6df914b1c8e81a5cfe4458cdac9a6bc14e8af167a
PDF
Publication page0b32ead593cb85ffe93cb4d6de96dea322fba1e63968b535da696ab648a16627
Manifest9b534e2106ff47df46b824e8398a7277c511be2bdc6131fd78e4f36bd255cd85

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
Signaturek9TcLrXpWPxIgSkJaNRK6ffxbzZzVVQNMMrrTVByJ6pMzDZkCCJIyMshyowNh8Zhnl9rgdaJVfWzrx6lsgB8BQ==
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

2026-09-17T09:22:05.932478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103364
observed 0b32ead593cb85ffe93cb4d6de96dea3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:05.916632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103364/manifest.json
observed 9b534e2106ff47df46b824e8398a7277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:05.899610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103364/publication.md
observed 4a1f7140698b51256ac103a6df914b1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:05.883714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103364/publication.txt
observed 71321779db014d9c5523927113c7b4cc...
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.