OpenTechnical

OT-2026-000104486

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pulsed blow-off after set-down, on a tool changer

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-2026-000104486) never changes.

Identity and time

Publication numberOT-2026-000104486 · never reused
Internal UUID01a0aea5-3422-761a-a9e2-c2eba69b2a7e · 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-2026-000104486
StatusPUBLIC

Content hashes

Canonical textd2c4c121b3095b0e31692bb5cb494b0324dd6e7c22eee409c11cd5a25da72d96
Markdowne19ad6b0067952c77ef042409acfc020a6eb2e34efd37d6a5312e6ab94064a75
PDF
Publication page7b0cd1aba28213724b1160220e5b70d5be2d48a24a64a8dae6b2c8c5cfb4a90e
Manifestf689535eab20f31c9bb36f1ae68f55d5d2c5e58a570f244e56b083023b742a87

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
SignatureVPugWMyHKpn0XFq0u89RUGfBLirutplIz+AxqfS7Gc7C09I2ewqcDUO5q9Oax/2p3v3R4ymtqJkbhQhyJUmbCw==
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

2026-09-17T09:21:46.552534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104486
observed 7b0cd1aba28213724b1160220e5b70d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:46.534697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104486/manifest.json
observed f689535eab20f31c9bb36f1ae68f55d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:46.516548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104486/publication.md
observed e19ad6b0067952c77ef042409acfc020...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:46.498019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104486/publication.txt
observed d2c4c121b3095b0e31692bb5cb494b03...
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.