OpenTechnical

OT-2026-000055560

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000055560) never changes.

Identity and time

Publication numberOT-2026-000055560 · never reused
Internal UUID01a0ae86-a102-7e16-8689-2ef5100bca1c · 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-2026-000055560
StatusPUBLIC

Content hashes

Canonical text3770a755a83d61a9ca55320579e6d41dbd1db30f464bd67682b2c1467f34768b
Markdownbd78108f40c5f26caba8efccd390ac224f1908aaddc23737013ea15e2fddd074
PDF
Publication page4ec66ae6793bbce0a7eba94765cd398d8aea648369e1423fc245109db187fcf4
Manifest9ba7a06b3f053b6494f244bc7f178f4071ba89cd0792428b010af271276d84e8

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
SignatureX+POteHLggBCoa391mFatEDa0puojyPKEEdfzVo5KAPnkIIVl2ufu5Cb1oCujSFsQK0xkPmqpAAkCx2ju9NqCQ==
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

2026-09-17T10:52:47.655947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055560
observed 4ec66ae6793bbce0a7eba94765cd398d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:47.640337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055560/manifest.json
observed 9ba7a06b3f053b6494f244bc7f178f40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:47.623908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055560/publication.md
observed bd78108f40c5f26caba8efccd390ac22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:47.607425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055560/publication.txt
observed 3770a755a83d61a9ca55320579e6d41d...
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.