OpenTechnical

OT-2026-000037893

Publication integrity record

Six cup vacuum gripper, six outlet manifold, 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-2026-000037893) never changes.

Identity and time

Publication numberOT-2026-000037893 · never reused
Internal UUID01a0ae77-f88a-7678-81f8-dd60a0c29fed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037893
StatusPUBLIC

Content hashes

Canonical text64fdf2c6e9bb6e7cc83b28d582bfa816df28c8599479d0672d3e2b9669997c78
Markdown285b84829d0d264ca5e7ced11a1146a7e92071726a68889698eb127b783fb166
PDF
Publication page46b67f54d503077ddfda093db09dfe363a2a937536c35fef2200be24ce584d23
Manifestacf8045fc96d608f1ee9f8807009872168e931836bbe3278ad3ea4a2539ccbe3

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
Signature+zHpmkhz/vujz7ngk03KrWtw+hwvQ0ogcXIhpLggkahVQKfENNJwHo72AOUOT49D8njSIqDD1+0VzAwO7ptjCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:09.546490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037893
observed 46b67f54d503077ddfda093db09dfe36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:09.529755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037893/manifest.json
observed acf8045fc96d608f1ee9f88070098721...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:09.512264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037893/publication.md
observed 285b84829d0d264ca5e7ced11a1146a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:09.472855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037893/publication.txt
observed 64fdf2c6e9bb6e7cc83b28d582bfa816...
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.