OpenTechnical

OT-2026-000055260

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-2026-000055260) never changes.

Identity and time

Publication numberOT-2026-000055260 · never reused
Internal UUID01a0ae86-a0ff-7488-ad8b-f4ad9b4a37e2 · 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-2026-000055260
StatusPUBLIC

Content hashes

Canonical text4643100415c4f75ede1c29fe48ad47098bbc3e36df74f94a87325d121a888853
Markdownf334d0851d93bc37af9e6de9d6c72f81fe64a460c4ec26c47e123eb32eca7fa6
PDF
Publication pagefa2bc2cdcc597f77c9a8dd46b996770c82e67ae5fee44026878a2b7426655d0b
Manifest784e4488d71f8ec2dea3d072ab22ed79a6ecde4adf8cb69ca8fe5c2dd7c41c9b

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
SignatureZzuFkezbLljD48ItLItN/hoT5nX9TjHdaIE3sNkJwG6hBESZXOaA99GB3WkieBfeoJQHeHuA6hxhSRRzD4p1DQ==
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

2026-09-17T10:51:50.947448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055260
observed fa2bc2cdcc597f77c9a8dd46b996770c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:50.928673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055260/manifest.json
observed 784e4488d71f8ec2dea3d072ab22ed79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:50.909641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055260/publication.md
observed f334d0851d93bc37af9e6de9d6c72f81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:50.891093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055260/publication.txt
observed 4643100415c4f75ede1c29fe48ad4709...
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.