OpenTechnical

OT-2026-000059547

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000059547) never changes.

Identity and time

Publication numberOT-2026-000059547 · never reused
Internal UUID01a0ae89-ec23-7ce0-9615-dd767b5d91c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059547
StatusPUBLIC

Content hashes

Canonical textba0fb01c1e1861dde40e44b3add45ab476881680693353ea6c54ef5dd4300035
Markdownc3095aa6d0b66048c219009d4df4d868ae7f07dab45b35090350e5f41e42e350
PDF
Publication page55d3e10fdee644b243b554ed9aa4b31d220814b8eea4904f3c0e5fa501cb80dc
Manifestf63b2e7c3a32800c5d4e229d1034b05d5e683993d92976257a138c0357d4be0a

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
SignatureO+HDQva4qnFP0joiMYgpsGarVU3YPyBGuG4e8C+IBqmxJ6+GOuZ4e60yW6Uu5Y+eF9/+WEurYIa8+4W1RrriAw==
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

2026-09-17T10:44:11.128393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059547
observed 55d3e10fdee644b243b554ed9aa4b31d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:11.106261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059547/manifest.json
observed f63b2e7c3a32800c5d4e229d1034b05d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:11.074775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059547/publication.md
observed c3095aa6d0b66048c219009d4df4d868...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:11.044561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059547/publication.txt
observed ba0fb01c1e1861dde40e44b3add45ab4...
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.