OpenTechnical

OT-2026-000104488

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000104488) never changes.

Identity and time

Publication numberOT-2026-000104488 · never reused
Internal UUID01a0aea5-3422-7300-9c95-8502d9983924 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104488
StatusPUBLIC

Content hashes

Canonical textf83f9fb62a5c1f2af3afb0c11fa0baade3dfc1b644284cbb201248b704ccff15
Markdown8f4450cad1e1362d308732ad9a914081bcca83ad2e001c2914ba9fdcf9da06b1
PDF
Publication paged7363e597150cf76d2a06687f52b8b55c0da9bebba04b84d3ad8f7d971df49a9
Manifest96187c442cf224a79bf021f17aa0ae15a11aeb2169b0ab136dc70132da872d6d

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
SignatureF2EW+9DhfmLRasGfYJg9G1FlKoL1pXzlQzCLGvFllirDULNeT044cT3zvZalXEHBJT21FNp09YRz15KrxZkWCA==
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

2026-09-17T09:21:46.704346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104488
observed d7363e597150cf76d2a06687f52b8b55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:46.687525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104488/manifest.json
observed 96187c442cf224a79bf021f17aa0ae15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:46.670009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104488/publication.md
observed 8f4450cad1e1362d308732ad9a914081...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:46.651479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104488/publication.txt
observed f83f9fb62a5c1f2af3afb0c11fa0baad...
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.