OpenTechnical

OT-2026-000053832

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000053832) never changes.

Identity and time

Publication numberOT-2026-000053832 · never reused
Internal UUID01a0ae85-735d-786a-94b0-38c8b1bec3e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053832
StatusPUBLIC

Content hashes

Canonical text62e725513f16cc234ca0beab28d790eef0052fc5446b19b9bf2cdedfcfeb4c02
Markdowne20b704a4034e3bfd06d141954936df345e7cefa39c6fadddee9f63812c9e4a7
PDF
Publication page73c47a833504c4989e0b8059a3c8d536ba41a9f2e2fbbdeed052061bd0678c2a
Manifestab87a98cfc12dc1d393e368c4d7cc25a4ec1d9d401c822e6ee42f1bb477f4667

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
Signaturewvay2os674LxJwsYxd6f4ydxHz6vb3lRXpG2efVvYjTUVd2IHmEURpsTwLbK/a62Z/0EBKb1poDyNDrfQTk5Ag==
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

2026-09-17T08:40:34.744834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053832
observed 73c47a833504c4989e0b8059a3c8d536...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:34.727442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053832/manifest.json
observed ab87a98cfc12dc1d393e368c4d7cc25a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:34.709321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053832/publication.md
observed e20b704a4034e3bfd06d141954936df3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:34.691064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053832/publication.txt
observed 62e725513f16cc234ca0beab28d790ee...
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.