OpenTechnical

OT-2026-000034155

Publication integrity record

Three cup vacuum gripper, three zone face, single stage ejector, supply line pressure sensor, 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-2026-000034155) never changes.

Identity and time

Publication numberOT-2026-000034155 · never reused
Internal UUID01a0ae75-df0d-7885-93d4-37b041a7b970 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034155
StatusPUBLIC

Content hashes

Canonical textc9b956c3df93d1a9ec6fe6a37ba7eae44a6dd0bca16423e5cd2bb6e88550e9e7
Markdownfdeaa4640af986f27347638663ccdd0b34f18426adae08d9ea9833cf3ce8f4ff
PDF
Publication pageaab2e3addc3a72e5f4f9c9cf1657cc3cfef56332bb19687b8434ca6798554398
Manifest12cc9e9472fb061b1869323736c45faebddfdbe8f004d44ea7aeb227971d4393

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
SignatureEv1c9BOM++6w/kPYDF2MvZxZ87OEaEAjubsxBoF0vY0O6y0pG5ujuDmmQQiFyfsF+5Lv1B6axuQRpjMGEKZZBw==
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

2026-09-17T11:30:33.359584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034155
observed aab2e3addc3a72e5f4f9c9cf1657cc3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:33.337613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034155/manifest.json
observed 12cc9e9472fb061b1869323736c45fae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:33.320749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034155/publication.md
observed fdeaa4640af986f27347638663ccdd0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:33.286990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034155/publication.txt
observed c9b956c3df93d1a9ec6fe6a37ba7eae4...
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.