OpenTechnical

OT-2026-000101639

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, 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-2026-000101639) never changes.

Identity and time

Publication numberOT-2026-000101639 · never reused
Internal UUID01a0aea4-0e16-79c8-a98b-6359f243320d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101639
StatusPUBLIC

Content hashes

Canonical text54e32cf99bfcbcae96a2dc63254d22188484bb22f200894b929c2115db556dfe
Markdownc39bc1ead5b46d942c5b89a32e68671ff79d76059cdfd2ba153c83f6e5c11af6
PDF
Publication page8d64266bca24b9296f18774f4023dfaed3a9b603ae889ca7f5d92126c0736a96
Manifest60b34214c77484b1ca5c7f6f009a86c5e1aded02ce5a43d26e9f6e396298d74c

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
SignatureKfZdLO7d154lMMNKXTt3330W15bhthxxTxKBEfRAyouZdGi0RI4YAakXdCVfqGZ6F65znA2wxZwE9VBsNXLCDw==
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

2026-09-17T09:25:46.193979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101639
observed 8d64266bca24b9296f18774f4023dfae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:46.176571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101639/manifest.json
observed 60b34214c77484b1ca5c7f6f009a86c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:46.158944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101639/publication.md
observed c39bc1ead5b46d942c5b89a32e68671f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:46.140761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101639/publication.txt
observed 54e32cf99bfcbcae96a2dc63254d2218...
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.