OpenTechnical

OT-2026-000060439

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000060439) never changes.

Identity and time

Publication numberOT-2026-000060439 · never reused
Internal UUID01a0ae8a-b7cb-7ea6-a406-0d010e64f590 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060439
StatusPUBLIC

Content hashes

Canonical text62621317684a762d21c9989d83502cdfbe192db2df85b071f07b222d489839a0
Markdowna859873731ecd08972a3297356cf00674b932c8131cc63f2d538004411a5764b
PDF
Publication page003c310cb2ad998c8413b81149e467d17a7fb454c7cbdf63164f0fca813a8520
Manifest77dc44625722445d99d1dbe9e29dd70aa71b71dca8468ea72ac19ab8f2821602

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
Signaturefb8N2x4kafdxcirEGIkm445UORr4Z0FjA2RCvGobGRCSxjD8bWsQdOKBW9rcCGtYrGo6Isl7K8R1aFl0hcHkAQ==
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...

Independent retrieval

2026-09-17T10:42:55.138090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060439
observed 003c310cb2ad998c8413b81149e467d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.119697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060439/manifest.json
observed 77dc44625722445d99d1dbe9e29dd70a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.101312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060439/publication.md
observed a859873731ecd08972a3297356cf0067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.083075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060439/publication.txt
observed 62621317684a762d21c9989d83502cdf...
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.