OpenTechnical

OT-2026-000079637

Publication integrity record

Foam pad vacuum gripper, three zone face, three stage ejector, 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-2026-000079637) never changes.

Identity and time

Publication numberOT-2026-000079637 · never reused
Internal UUID01a0ae96-0b92-7d59-930a-28658d52238f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079637
StatusPUBLIC

Content hashes

Canonical texta5ca53bbfeaeb18d02adf3ef43e38938471d102de2db4163452a1d9ce748b0b9
Markdown3ee6275920e3c1a1809d03904991fbe0b8ef3d494567c39c1c1ad074068975a8
PDF
Publication pagee7957c1c2df1461f854a956aaa7e8b813ec7a93589be22bdb8f5032912232f91
Manifest540e2244def91338a27f430f22dd53ebbef0ac82c3e8e7c9c3bea54f14738aeb

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
SignatureJdr2hRgkKW5zhVrQ5iOSq28MbgVLQf7OXOYWYMm4lTwDy+zFZR0TXhWLbj2oXtbl1Hm3GgCZw2Y5H8QD+jLZDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:04:08.854077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079637
observed e7957c1c2df1461f854a956aaa7e8b81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:08.831696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079637/manifest.json
observed 540e2244def91338a27f430f22dd53eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:08.815441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079637/publication.md
observed 3ee6275920e3c1a1809d03904991fbe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:08.798148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079637/publication.txt
observed a5ca53bbfeaeb18d02adf3ef43e38938...
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.