OpenTechnical

OT-2026-000014104

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, pulsed 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-2026-000014104) never changes.

Identity and time

Publication numberOT-2026-000014104 · never reused
Internal UUID01a0ae6d-b278-73db-b2cd-5f1ac38bb4b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014104
StatusPUBLIC

Content hashes

Canonical text86e884110fd9e2c41d207cbb3e4e9e92ab2427189b18f274d890afea0117757f
Markdown591d796fc9c56e0cfecf923e6376e30ea1748ddc99e3a4a7dafae707283e3d83
PDF
Publication pagea6f2af33ab70bfd24a43a7cd217bd3fe58ea97904c9a65006b14773dcd2e8c18
Manifest566afe0c376a36ad60e6aae2545d6de3bf6d50c054dde9fdcdc9ae95ed28e479

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
SignatureVL9TJXFjvubduhMrOXeVmrhYW7G5lvKQXuH5EX0sl6aKg/ZT9p4fSsul2gmZdJj1i0zoDqr9cIZ9+/R7VBMxAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:07:10.044058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014104
observed a6f2af33ab70bfd24a43a7cd217bd3fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:10.021806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014104/manifest.json
observed 566afe0c376a36ad60e6aae2545d6de3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:09.912480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014104/publication.md
observed 591d796fc9c56e0cfecf923e6376e30e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:09.794120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014104/publication.txt
observed 86e884110fd9e2c41d207cbb3e4e9e92...
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.