OpenTechnical

OT-2026-000055284

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000055284) never changes.

Identity and time

Publication numberOT-2026-000055284 · never reused
Internal UUID01a0ae86-a100-724f-9a2c-2199e8101378 · 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-2026-000055284
StatusPUBLIC

Content hashes

Canonical text7184fa9fcc2aba9e2c478aafc45d8dc39b68e67fd239431148cd4f77fec6273e
Markdownfaaa5f74602a849fa1a96393a90d52cdb31a83a90d644f845dee598ea3384654
PDF
Publication pagebede7d1804d4277a925d80f800c7afb3d6178045ec5a7ee9cb76d92055f17496
Manifest46c0f7e86ba33fd4e7d097f4fd1a5169eb4154b7c7ddb610021913c64ff1d51a

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
SignaturesFdRKHoBz0tlgTQ1DhC/zSMLW66LD/vRRuJoUzldT/Ghk2T3YHzdoHxX3HFnYNrHgqVJUbWGsV7ap4IpKu1iBw==
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

2026-09-17T10:51:52.806371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055284
observed bede7d1804d4277a925d80f800c7afb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:52.787861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055284/manifest.json
observed 46c0f7e86ba33fd4e7d097f4fd1a5169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:52.768883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055284/publication.md
observed faaa5f74602a849fa1a96393a90d52cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:52.748634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055284/publication.txt
observed 7184fa9fcc2aba9e2c478aafc45d8dc3...
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.