OpenTechnical

OT-2026-000053112

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line 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-2026-000053112) never changes.

Identity and time

Publication numberOT-2026-000053112 · never reused
Internal UUID01a0ae84-a431-7599-9c84-1c06f84bdd45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053112
StatusPUBLIC

Content hashes

Canonical text373da76413041e0acf956679a4a0399e7c44553021a5c2947fb5fc8f25a06b6e
Markdown479c6b201c46458a97edc6be72db47619db163d3619e889f7c2963714862ff36
PDF
Publication page6b635fa8251d0442a1c120837a97c8e9680599bfd44d63e9045a3c612539cb2e
Manifest762dd03a9a7eeb3409a543744e742f2d2965c9bbfa37d6c18de8573675ca795a

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
Signaturevf/9QFpqkq8oTSmbC/CbSwrIXCUCrAVqWikruJUQ1+H8V2GqEFfr8Y5ONPnyUGkAlrRZzlfajDQY7neLiCxlCQ==
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

2026-09-17T10:56:50.254001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053112
observed 6b635fa8251d0442a1c120837a97c8e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:50.237925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053112/manifest.json
observed 762dd03a9a7eeb3409a543744e742f2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:50.220248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053112/publication.md
observed 479c6b201c46458a97edc6be72db4761...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:50.203643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053112/publication.txt
observed 373da76413041e0acf956679a4a0399e...
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.