OpenTechnical

OT-2026-000053592

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000053592) never changes.

Identity and time

Publication numberOT-2026-000053592 · never reused
Internal UUID01a0ae85-0a93-7e21-8fc3-3a3f8bc57783 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053592
StatusPUBLIC

Content hashes

Canonical text4464062503043f5e00666f28706443f87faf16afc53a8c35ed85e7c151cbb023
Markdowna086d077a0eab884c5c325368f936c70f494ab5f047bc175853d94546230768c
PDF
Publication page2a93e5740c6766de40c0467bdc7a4be464a34c8b3c6ffa4db1f5e981487f3979
Manifestec59be849212808f424d01f72a940b7139213c73a44ac279203c8f17cdf5471c

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
SignatureY+epcak5bQI03miLctssJ+ZTCp45rFfJ9TWfU4QHTHHLMazaKYlT2b7bEJnFHOLF/uIo66B5QjOR6c6axNA/Bw==
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

2026-09-17T10:55:27.706380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053592
observed 2a93e5740c6766de40c0467bdc7a4be4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:27.686321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053592/manifest.json
observed ec59be849212808f424d01f72a940b71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:27.667125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053592/publication.md
observed a086d077a0eab884c5c325368f936c70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:27.648057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053592/publication.txt
observed 4464062503043f5e00666f28706443f8...
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.