OpenTechnical

OT-2026-000009502

Publication integrity record

Single cup vacuum gripper, 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-2026-000009502) never changes.

Identity and time

Publication numberOT-2026-000009502 · never reused
Internal UUID01a0ae6b-7562-7416-9e31-d9fea1f1b46a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009502
StatusPUBLIC

Content hashes

Canonical text9050884b825814caaa994f1a9ea915b70346eb28836059776f73f775c17980e7
Markdown25c1a066a9dedf694c20f54e16af758890886d9ac797d507444e9813034bef35
PDF
Publication page23e5aade1e050fde8265c98f3b4cedbfa5a633b60b52a09cf463617a58fc0265
Manifest204bd97fdafd17f60ffa9004f4695b2a73adb62d06018a7cf5a8fc186101ced3

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
Signature4QEWBUXj/haEl4yf7CX+XO8ujSAxxRi9pcWwda2G+mpoEngta9CVWPxTwjHwc+sHvGGSKwg7IVhX+puzkeP2AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:54.550358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009502
observed 23e5aade1e050fde8265c98f3b4cedbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:54.531342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009502/manifest.json
observed 204bd97fdafd17f60ffa9004f4695b2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:54.513368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009502/publication.md
observed 25c1a066a9dedf694c20f54e16af7588...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:54.496046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009502/publication.txt
observed 9050884b825814caaa994f1a9ea915b7...
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.