OpenTechnical

OT-2026-000056450

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line 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-2026-000056450) never changes.

Identity and time

Publication numberOT-2026-000056450 · never reused
Internal UUID01a0ae87-4bd2-7c05-8087-041577ac3b8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056450
StatusPUBLIC

Content hashes

Canonical text5f63cb8485a33203b3faa7427bdfe86a05c2e0c54cca13603d343d2f91485abd
Markdown0182e0824fc313e2cf63bac783760cd1b5eeb4c97019c4bc902693e1210254a4
PDF
Publication pageeeeaec6f3ad8c21feea6c7757b7f76844e205ad05a423b2761657f473015623f
Manifest51b64ac3cbe3597a07c62b3a72fa5e5f1db96512c3233c4af56f1731739db4c0

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
Signatureey7NTJyu+Y4wob0GVCuuueSCOQAJUL4sBfZ+x8okIiR0bf7XS172YOTHzo1pfruguh8M9VuzGMTNh6cumAz2Bw==
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

2026-09-17T10:50:59.199308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056450
observed eeeaec6f3ad8c21feea6c7757b7f7684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:59.181833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056450/manifest.json
observed 51b64ac3cbe3597a07c62b3a72fa5e5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:59.163201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056450/publication.md
observed 0182e0824fc313e2cf63bac783760cd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:59.144723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056450/publication.txt
observed 5f63cb8485a33203b3faa7427bdfe86a...
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.