OpenTechnical

OT-2026-000057433

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000057433) never changes.

Identity and time

Publication numberOT-2026-000057433 · never reused
Internal UUID01a0ae87-d5c7-7da0-bdfa-558dc3c26b0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057433
StatusPUBLIC

Content hashes

Canonical textac6cc7aae05cd021c705ca590cf059c3912ca1829eb686dc29f3b92fe39c4e4f
Markdown966ce4c228b12fb4235ccf4d71c18b06a646cae45f8413d8af407abf1b8cc7fc
PDF
Publication page6ed61635a931f607c9ef99a928e3bd06654cadb8c68b920a060e4d6170d7a3aa
Manifest174e63fb916a2eb71c971c4d432e1595114d2b3426a9b6d49cf4291fdd72bf11

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
Signaturey2B2EHKiirOssBihxf8j6LLuuh5rY5yk94l9mDnxGJf8ZCfvqEybOXGP2ub+ZwOGqIRe7EuCzjWRHgMkpWdnDQ==
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

2026-09-17T10:49:43.614452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057433
observed 6ed61635a931f607c9ef99a928e3bd06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:43.596786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057433/manifest.json
observed 174e63fb916a2eb71c971c4d432e1595...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:43.578841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057433/publication.md
observed 966ce4c228b12fb4235ccf4d71c18b06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:43.561100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057433/publication.txt
observed ac6cc7aae05cd021c705ca590cf059c3...
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.