OpenTechnical

OT-2026-000099454

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000099454) never changes.

Identity and time

Publication numberOT-2026-000099454 · never reused
Internal UUID01a0aea2-c974-74bc-b58a-627f632aac98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099454
StatusPUBLIC

Content hashes

Canonical texte70b3013e93cb8824f2be99510b878e10b483ecf7206cd1e8a77ea73f85ea1a8
Markdownd849eb44835d8f41624ad88a57678702c3ce8b9317a01c9488cab77fe397c1a1
PDF
Publication page232dd1b2903bb77cd14c641636baf0214ab12c06839eefda2c84f5aca8037d7d
Manifest50c89e1b66f6a3abacfbbfb49c8fe42dd282f7af143df7302b7e94942015ffe6

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
Signature9n/WT7gN9zbvjmj41eQE1FVkRFHPCA9iOVOc+QyZbGHMcpWBp8WOxNwrNg7eRUNcGbWQR90PZSrf6QCySvArAg==
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

2026-09-17T09:29:04.879179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099454
observed 232dd1b2903bb77cd14c641636baf021...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:04.861601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099454/manifest.json
observed 50c89e1b66f6a3abacfbbfb49c8fe42d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:04.843511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099454/publication.md
observed d849eb44835d8f41624ad88a57678702...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:04.699904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099454/publication.txt
observed e70b3013e93cb8824f2be99510b878e1...
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.