OpenTechnical

OT-2026-000055261

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000055261) never changes.

Identity and time

Publication numberOT-2026-000055261 · never reused
Internal UUID01a0ae86-a0ff-786b-9375-67656ea602a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055261
StatusPUBLIC

Content hashes

Canonical textfe8e18a3025d8b6b1b04f3f4a777488971f6e5a691e602867ede09bd9fc2f845
Markdown6878d33982a15bd4d95f874ed76f5321c820e1926954064c1de3d4a87cc6b5eb
PDF
Publication pagef532e527dc566af7424e742d0e21d7e338008bc73dee55d2917ce7989fbc6f44
Manifest711f4d63a5167c9c538a07e9fd2f6f30501f480233bc0db428e19fd015c0744f

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
SignatureqYWMSpFp5JiiChTiaq7mUfKDn8sl+50+AAZqKKvuESZtmQdw2HGrSYgV0dymHpivlHoUY0+I61RzMDvxXbGcCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:51.024988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055261
observed f532e527dc566af7424e742d0e21d7e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:51.006800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055261/manifest.json
observed 711f4d63a5167c9c538a07e9fd2f6f30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:50.988575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055261/publication.md
observed 6878d33982a15bd4d95f874ed76f5321...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:50.969839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055261/publication.txt
observed fe8e18a3025d8b6b1b04f3f4a7774889...
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.