OpenTechnical

OT-2026-000051612

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, 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-2026-000051612) never changes.

Identity and time

Publication numberOT-2026-000051612 · never reused
Internal UUID01a0ae83-7c81-70e7-bb32-099dd2426e2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051612
StatusPUBLIC

Content hashes

Canonical text71a617be79d6495d3cad5e97a84de83b04d42eafb657c21393fc3e5711f4d0fd
Markdown4af0a4357e3a20176af04a7bfe10315d3e5082cddbfb9448ff2acdfcd8a3b00d
PDF
Publication page80c0a1930051cfbf411624267a2bf7b6ebb2bb37f90a317ab89ffcb6b27340d0
Manifest279a6370be92860e7943bf83a5a5099e167f11ae328610c07c04574632e94ef8

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
SignatureVPMS2mN6H3ZY40Op1LpBLu8TEJWGvd3nwpoEL65APr0aGRLlCma72cXyhvAW1FlIPrWecvdpZwuqTNUse2WbAQ==
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

2026-09-17T10:58:27.946858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051612
observed 80c0a1930051cfbf411624267a2bf7b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:27.930055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051612/manifest.json
observed 279a6370be92860e7943bf83a5a5099e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:27.912646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051612/publication.md
observed 4af0a4357e3a20176af04a7bfe10315d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:27.895463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051612/publication.txt
observed 71a617be79d6495d3cad5e97a84de83b...
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.