OpenTechnical

OT-2026-000034276

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000034276) never changes.

Identity and time

Publication numberOT-2026-000034276 · never reused
Internal UUID01a0ae75-df0d-7297-a634-624a84c19d21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034276
StatusPUBLIC

Content hashes

Canonical text2f8e31033da09b9de0bf0e7c74a7853f0716612b03f980b876b1541c8f11afaf
Markdowne07f5f3424bde6eff5d0cf531a62bada86e1e3d9967f7e66d3e818fd7db1097c
PDF
Publication pagec171a2acba077996deb4769e1109196ccf6dccd06636bab670c96f1c6e9395d1
Manifest980858c9dc7a9292d8dce8b481a185b46c73ba86136898a9e65320be39b2dc9b

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
Signature55B4Vp2+cJydiBwkL0ez8Y2no13xOymOYdwV/B0lnKyvTI4lPgEptKt73imw1tg+ld5k0pUzRHE7A41VMoNGAQ==
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

2026-09-17T11:30:57.561742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034276
observed c171a2acba077996deb4769e1109196c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:57.545853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034276/manifest.json
observed 980858c9dc7a9292d8dce8b481a185b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:57.528667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034276/publication.md
observed e07f5f3424bde6eff5d0cf531a62bada...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:57.509820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034276/publication.txt
observed 2f8e31033da09b9de0bf0e7c74a7853f...
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.