OpenTechnical

OT-2026-000009842

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000009842) never changes.

Identity and time

Publication numberOT-2026-000009842 · never reused
Internal UUID01a0ae6b-cb78-7f49-9c87-f9913b123030 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009842
StatusPUBLIC

Content hashes

Canonical textec544cb58a09ba22d03d14116dc90007ba560ea20fb05bf2abe05a9b35cc02bc
Markdown61e1d11bc4932371bdeea71d272575a33d5e0d57ac38686f2acab564e67666fc
PDF
Publication pagedbed456d28630ed7cbf1dfb2c15caba49fd54d05838f4d26f542a3971bbe0d8a
Manifest5cb9e6689f97873435b179e502aa50d42b159cdad708a4e7a921bb55988480d6

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
Signaturez/A8qlk2tL0XPXzXXjcnHnMISITKuGhFV9KwRVonatOEZMe+9BSngpDLh8X2D9IR8HBhRuGs0OC1OsbXeruGAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:50.192378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009842
observed dbed456d28630ed7cbf1dfb2c15caba4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:50.172952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009842/manifest.json
observed 5cb9e6689f97873435b179e502aa50d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:50.152980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009842/publication.md
observed 61e1d11bc4932371bdeea71d272575a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:50.133369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009842/publication.txt
observed ec544cb58a09ba22d03d14116dc90007...
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.