OpenTechnical

OT-2026-000079711

Publication integrity record

Foam pad vacuum gripper, three zone face, pump fed, 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-2026-000079711) never changes.

Identity and time

Publication numberOT-2026-000079711 · never reused
Internal UUID01a0ae96-4375-7de1-852f-ee668d8108e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079711
StatusPUBLIC

Content hashes

Canonical textcfddd55bb626dc956fa6b320b488bb1f76e51534687c041337cd08b81297af80
Markdown4639d82e32ea7f0be2294caedfe9e1a81a84e62ce3415f00ffdc9a0fe2887e1a
PDF
Publication page12a8a5c5f10ce19f0b0857c1e3492d3ca77a2da45c135900736b1189e265a4d6
Manifestc6e9732cb40babb1e4a92c42fa3ea1615549d0d251323fb7b5c88ad761c8e223

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
SignatureKHJ5wS0HXXw1G51v5Tgks4uPjP8ntbiAmxgHxQvQrixGwQuQ875WSyfkFtMF5p/NWr4QcVXXr7wTHFQpM7hfBg==
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

2026-09-17T10:03:22.513157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079711
observed 12a8a5c5f10ce19f0b0857c1e3492d3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:22.491878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079711/manifest.json
observed c6e9732cb40babb1e4a92c42fa3ea161...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:22.360717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079711/publication.md
observed 4639d82e32ea7f0be2294caedfe9e1a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:22.227448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079711/publication.txt
observed cfddd55bb626dc956fa6b320b488bb1f...
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.