OpenTechnical

OT-2026-000081323

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum 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-2026-000081323) never changes.

Identity and time

Publication numberOT-2026-000081323 · never reused
Internal UUID01a0ae96-f374-7742-a865-026465d5a5a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081323
StatusPUBLIC

Content hashes

Canonical textb1302789cdb83265473a78b89a75d7f060ac51f443dfb7d39bcea25a2c76d7d6
Markdownc73b458843e9384c2c3b32daf7ce2f92a2dcc9b6bba5ba2ab10d41a60d9b6059
PDF
Publication pagef7cf1376afda641820b4a1cd0b823a19c3ebef8de2a7c5a356c19de1ba1635f6
Manifest0a8ac4c92f66d6c1bb9258d77ed029a22d921e60d6cfb6fc93f74872d4c4724d

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
SignaturekKNUw1QLYkpZLlDP6/X9nJJPSNO/MJ0fBx5BbXRxTelszxXym61XHbPy4I76/hI9G0xXoNNVDEmUjgeB8u2jBA==
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

2026-09-17T10:01:26.516170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081323
observed f7cf1376afda641820b4a1cd0b823a19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:26.493920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081323/manifest.json
observed 0a8ac4c92f66d6c1bb9258d77ed029a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:26.475014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081323/publication.md
observed c73b458843e9384c2c3b32daf7ce2f92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:26.455739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081323/publication.txt
observed b1302789cdb83265473a78b89a75d7f0...
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.