OpenTechnical

OT-2026-000038526

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000038526) never changes.

Identity and time

Publication numberOT-2026-000038526 · never reused
Internal UUID01a0ae78-2d53-73cb-acaf-6de15ac61bd1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038526
StatusPUBLIC

Content hashes

Canonical textd6c80cf3668c0ab56bcadccf4c9d3fe45c5c553908ce7fc97051ce65d613f64d
Markdown261fec7800aa56977dd8b6f269e0a1e8b66c238a8bc85968b2d8973ffa5253a5
PDF
Publication pageaa475d120c5b598a5fe0246fd3f3684339823d2574a6364dfdb0d2ddd30a8dee
Manifest6c710a457dcea5974425af74a8ed76e9efd4a63ecbf0ec9bcc85f7355683265a

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
Signature1OIwJE+HTg5JTir2sQYjgF8NNoj7YaY4e3K2ei0C0wtEX2DGi3z/EYJgPvLZbbtA2ze+JSneRx1Ll299OXGZDQ==
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

2026-09-17T11:22:46.930296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038526
observed aa475d120c5b598a5fe0246fd3f36843...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:46.914352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038526/manifest.json
observed 6c710a457dcea5974425af74a8ed76e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:46.895039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038526/publication.md
observed 261fec7800aa56977dd8b6f269e0a1e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:46.876734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038526/publication.txt
observed d6c80cf3668c0ab56bcadccf4c9d3fe4...
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.