OpenTechnical

OT-2026-000055614

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented before set-down, on a tool changer

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-2026-000055614) never changes.

Identity and time

Publication numberOT-2026-000055614 · never reused
Internal UUID01a0ae86-a103-7d87-a139-db29f21b67bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055614
StatusPUBLIC

Content hashes

Canonical text6be264d371deb02577bfaee3736e4be1f8e05fdb2fb23577c8dee00b7910a9eb
Markdownabd70aa6a27d81fc0c02f948c863364c6f2abac3949d3b74deac9fa9366adf74
PDF
Publication pagee3056d76645ef1c3b7e0169511fc7f7a7b64b0f487926d7debb98a9baf9cf516
Manifest4d03aaf4f28677880bc90bcb49e46c62e6272c827561db1a54293b695b870476

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
SignatureHFEJFBl6MelJ9vIOR+94v5kTcZlIJcv4m50CxnjCXdyaL428SFMm9gspVeLs5ApN8O19vGuNR19ApmoRB+V9Dg==
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

2026-09-17T10:52:51.502792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055614
observed e3056d76645ef1c3b7e0169511fc7f7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:51.484668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055614/manifest.json
observed 4d03aaf4f28677880bc90bcb49e46c62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:51.466695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055614/publication.md
observed abd70aa6a27d81fc0c02f948c863364c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:51.448734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055614/publication.txt
observed 6be264d371deb02577bfaee3736e4be1...
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.