OpenTechnical

OT-2026-000049038

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000049038) never changes.

Identity and time

Publication numberOT-2026-000049038 · never reused
Internal UUID01a0ae81-134d-73e0-bacc-5f2eaaad81f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049038
StatusPUBLIC

Content hashes

Canonical text6d64a9c671e8b4d26cb1a34ad1fb07967dba0b582be59556277ef61eac51b930
Markdown5d204ff7697c4b48846198cd0ce9ff92980828e5331fba38b2318cb4e3a1ffd0
PDF
Publication pageb4af4171d7ea512e086f6f8bc6c9b02373eebdc391aa7cdd90088147cf064e90
Manifest37fdda4215875592d491662efdca53513eb3eee13e919c9a94f9a74e3e210307

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
SignatureF3r01QGYw08KvS6RS4MfDrbjY6vdeH0BnJV5SARCYccIld/FI4fnhD2+CqEPq03pJnVCbYco1Sse3bWZiEZgBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:03:15.664696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049038
observed b4af4171d7ea512e086f6f8bc6c9b023...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:15.646902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049038/manifest.json
observed 37fdda4215875592d491662efdca5351...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:15.629693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049038/publication.md
observed 5d204ff7697c4b48846198cd0ce9ff92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:15.612923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049038/publication.txt
observed 6d64a9c671e8b4d26cb1a34ad1fb0796...
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.