OpenTechnical

OT-2026-000100857

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, 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-2026-000100857) never changes.

Identity and time

Publication numberOT-2026-000100857 · never reused
Internal UUID01a0aea3-66f5-7978-a368-4da94d5bd90f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100857
StatusPUBLIC

Content hashes

Canonical text24add196c867a5a1f544d90f7adcf3b6903d26cae96296137502ec3bd3f2742e
Markdownb34761af68f27143112c85d6b1e2ca0c9ec60b4ddd296282c2ce819800ef98fd
PDF
Publication page802a40b4bf87292234fa508a42734abfa36092d501d28b82c010f920ff954e67
Manifest042ded45eae6830e60f7aa0cace463bac599bbe696a2b0eeb803fedd59313f23

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
SignatureOPpVfZKoTcvnOH3zop4D/RSIE4LDP+opUKPWhliVIZzbNezYaanYFG9QqcHa1c2Yau6rcGqM51rvsi8/+JW1DA==
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

2026-09-17T09:27:47.247062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100857
observed 802a40b4bf87292234fa508a42734abf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:47.229437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100857/manifest.json
observed 042ded45eae6830e60f7aa0cace463ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:47.212487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100857/publication.md
observed b34761af68f27143112c85d6b1e2ca0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:47.193218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100857/publication.txt
observed 24add196c867a5a1f544d90f7adcf3b6...
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.