OpenTechnical

OT-2026-000056295

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, 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-2026-000056295) never changes.

Identity and time

Publication numberOT-2026-000056295 · never reused
Internal UUID01a0ae87-4bd1-7536-bf8e-384dadeebed7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056295
StatusPUBLIC

Content hashes

Canonical text50bdc7886bed22056bd1af77e61e36770e0fe7774502c7f10839d01e028d5032
Markdown4c3f49d9b182540a9a29c63b73cbc69d43cf5bfc037799da1e750441e18891ab
PDF
Publication page30fe309a2e9069096a5c75a1ba28872bb51fd494a7b0de15daf2a633a7561dda
Manifestd5379c4c373014140f7ad87c3624d800dee53524f74f465aa265a943457999b9

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
Signature2BB1v0iKQQmjpHHzHPwEofOUJg4pG7IJpSHbFfTcpjAkA4R7yyOC6+2/oxGgx0SFxyBqM8RXJn49nitRQmNFBA==
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

2026-09-17T10:50:47.290695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056295
observed 30fe309a2e9069096a5c75a1ba28872b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:47.273122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056295/manifest.json
observed d5379c4c373014140f7ad87c3624d800...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:47.255069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056295/publication.md
observed 4c3f49d9b182540a9a29c63b73cbc69d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:47.236850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056295/publication.txt
observed 50bdc7886bed22056bd1af77e61e3677...
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.