OpenTechnical

OT-2026-000055296

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000055296) never changes.

Identity and time

Publication numberOT-2026-000055296 · never reused
Internal UUID01a0ae86-a100-79fa-adb3-881fa87cc727 · 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-2026-000055296
StatusPUBLIC

Content hashes

Canonical text0fae8cf318aaf71a0e19f38dac5c78c744ef0d130693ce1b0c7d9a24f67d4cc2
Markdown5a96ff36c6fc1ff00bd9f2d8a25fd65f6b6f519870c22ee446fcdff879aa3d9b
PDF
Publication pagef12f002d1932bd535a39fa6b6c0fd20cef779959dd029a8dbff8a7be872ce37e
Manifest32413d138c83fd23d3b9b5c254752428e6128a7e791db606a2048a433588671e

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
SignatureRFCxsqcuZWu31nPlZ7jg1QS9B1E7fYSyDgIWniJh9usbUTAtHlVEFoePMB0NmWZAVk4GnUVptFUB153yOexFCg==
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

2026-09-17T10:51:53.849150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055296
observed f12f002d1932bd535a39fa6b6c0fd20c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:53.831364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055296/manifest.json
observed 32413d138c83fd23d3b9b5c254752428...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:53.812032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055296/publication.md
observed 5a96ff36c6fc1ff00bd9f2d8a25fd65f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:53.794747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055296/publication.txt
observed 0fae8cf318aaf71a0e19f38dac5c78c7...
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.