OpenTechnical

OT-2026-000056525

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented before 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-2026-000056525) never changes.

Identity and time

Publication numberOT-2026-000056525 · never reused
Internal UUID01a0ae87-7af5-759e-9c51-f3c7f5955e2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056525
StatusPUBLIC

Content hashes

Canonical text2178dd1a72c56233cdd69eaf6280af66e059af9833c6ac20a17f106a6aa38599
Markdown5868329fe3ae14311b52a46d0ec6221662d631fb52713b0e4359e8c8c73814db
PDF
Publication pagea1d901648545e823f0370b8c3e5ffb6546b56956f50afced9fdf605da1f104fb
Manifest059f50c0c44f1673170cc62e8471b8911b1aa445b7c94a1ac87ef597129f4814

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
SignatureZvAopfR54ESb1eBUXjNtTMrdFuWt+rD4FgB+PyEEDHVF5XYG6A2dI0wZarwv06ievw4lV7cdPHSgQ/xP5MW7CA==
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

2026-09-17T10:49:51.059892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056525
observed a1d901648545e823f0370b8c3e5ffb65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:51.041112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056525/manifest.json
observed 059f50c0c44f1673170cc62e8471b891...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:51.021700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056525/publication.md
observed 5868329fe3ae14311b52a46d0ec62216...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:51.003778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056525/publication.txt
observed 2178dd1a72c56233cdd69eaf6280af66...
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.