OpenTechnical

OT-2026-000048843

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000048843) never changes.

Identity and time

Publication numberOT-2026-000048843 · never reused
Internal UUID01a0ae80-c32e-7725-8b24-9f925fb9af1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048843
StatusPUBLIC

Content hashes

Canonical text7ebff506bd858c6ffb311365dbea1b59d5a32cafddd1d50b5d80a89d68729981
Markdown139faf0aa3b4316ea6c7adc1c010b935c7d4d2669c82f8ab3181b3b520490475
PDF
Publication page4defce01be734817b383c4771b155ee477441f9e052d4f138bc52df6c0a9ef73
Manifest9b8b4830cce470be510e7a180fbab841e2ebb2ffdfaa2992bbd3724d7609610c

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
Signature4olCaeeACrIeLiW4YTrFbl1udqmABUqvnNVNhrFCBjOdQpKq7RDgwypBhWW/01TUvEGtK/syCeLPSqENot9pDQ==
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

2026-09-17T11:04:38.360475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048843
observed 4defce01be734817b383c4771b155ee4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:38.341171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048843/manifest.json
observed 9b8b4830cce470be510e7a180fbab841...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:38.321565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048843/publication.md
observed 139faf0aa3b4316ea6c7adc1c010b935...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:38.300507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048843/publication.txt
observed 7ebff506bd858c6ffb311365dbea1b59...
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.