OpenTechnical

OT-2026-000009888

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000009888) never changes.

Identity and time

Publication numberOT-2026-000009888 · never reused
Internal UUID01a0ae6b-cb78-714d-ae90-dd8bbc9e25aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009888
StatusPUBLIC

Content hashes

Canonical text799378d3d2a082c6c4348379cf0554874dce04203144f80e8b2d7295324280a6
Markdown7a90208c4922a2afc2a43676622489ff8e36bc6e61f060748cb2ce515d9bbc8e
PDF
Publication page81affc1265717ac4b4838a795accdc1762d61264434730d1c87f5b2d276235ce
Manifest809ec626c63615445c6a78857e855eec3ac2720fa43f9d790152783080aeb6a0

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
SignatureRQQUQ2q/h8rk4cn3Qgae0Zd3MIn52noBGbyRZzZW02Eg/OPhCJJJ0qT9cXLS5GII5qXEs+4jHjkS2A8VA/UIAQ==
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

2026-09-17T12:15:53.851744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009888
observed 81affc1265717ac4b4838a795accdc17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:53.832266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009888/manifest.json
observed 809ec626c63615445c6a78857e855eec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:53.811004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009888/publication.md
observed 7a90208c4922a2afc2a43676622489ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:53.789793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009888/publication.txt
observed 799378d3d2a082c6c4348379cf055487...
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.