OpenTechnical

OT-2026-000026240

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000026240) never changes.

Identity and time

Publication numberOT-2026-000026240 · never reused
Internal UUID01a0ae71-a841-7810-8507-200fcbd5bfb3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026240
StatusPUBLIC

Content hashes

Canonical text85c4346c1912eb3fa1adaa1a5e67b75b9929c23addaf7292568c042c02e76151
Markdown58ce775e4c69d5a47acaa6003d3d6350be33345cc7f93300809d0d042dd1c058
PDF
Publication page33456ac0c1836374b495f576f28a1901cfaf9d9d3761913928200fca7e7b653c
Manifest0bbd8eb236136d29564b251ff061aaeebd07daa61dbe2d976136f9300744294e

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
SignaturefCM838rRYQOY0Ct9Zcu1DIPVNJ3ASKSw36sq0BLIVJK5wGIclyQl1efuKc3OCw76zxXiygZf8D7vVr0aFIO+Ag==
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

2026-09-17T11:46:46.494707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026240
observed 33456ac0c1836374b495f576f28a1901...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:46.476971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026240/manifest.json
observed 0bbd8eb236136d29564b251ff061aaee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:46.460025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026240/publication.md
observed 58ce775e4c69d5a47acaa6003d3d6350...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:46.441419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026240/publication.txt
observed 85c4346c1912eb3fa1adaa1a5e67b75b...
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.