OpenTechnical

OT-2026-000098880

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000098880) never changes.

Identity and time

Publication numberOT-2026-000098880 · never reused
Internal UUID01a0aea2-8286-73b0-bfbc-de5dce626238 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098880
StatusPUBLIC

Content hashes

Canonical textb5d5775d769f8e910f71d68f823a8921c9e8ffc9672c99810c10b9eae6e0be9b
Markdown8a60b310e4e5df03b8d54db73f4c7887992fe01db59323d785abf01e537eaa82
PDF
Publication pagea97eaf95327294a27ad63106d9755f3dad80978a7e6aacb39a17bb482ecfe824
Manifestb34a4691b05e8768e22d820002ab81fd3468389a9674d251535bcf3e0cc9784f

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
Signaturekdmjar3YKqmVDHtPZaN7QFIOjjcBY5d+gSGJV6amhOiIWeKxxsVuTjun7mDUKrQStOCwBDeTOB9xWwTOcVJOCw==
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

2026-09-17T09:29:55.805927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098880
observed a97eaf95327294a27ad63106d9755f3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:55.785428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098880/manifest.json
observed b34a4691b05e8768e22d820002ab81fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:55.764064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098880/publication.md
observed 8a60b310e4e5df03b8d54db73f4c7887...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:55.744687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098880/publication.txt
observed b5d5775d769f8e910f71d68f823a8921...
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.