OpenTechnical

OT-2026-000008807

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

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-2026-000008807) never changes.

Identity and time

Publication numberOT-2026-000008807 · never reused
Internal UUID01a0ae6a-e46c-7716-823c-0e5bf4539382 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008807
StatusPUBLIC

Content hashes

Canonical text0bc5ba9939a302edbbd03480efab0c19e72f067a5e3b64833568876066c5275a
Markdowna4b771114d092a5c1fbe8e5eb17c620a0af1ba5f2d0cccb9a3fc0df56ecf2e6a
PDF
Publication page2774d24fdb9c857dfbc46b6213a336d4c45f4212ea9e10b3c48242033eaf6ae0
Manifest006e76bd0f78369d5961ff802c19f299fa934d02e58da0f8f047b4baed86f4fa

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
SignatureprwWashr3JP+Q97wKFzKVZ+0K3wWD13TxHvMdGpHZHEMvb6TafrVe4MFBSGwcxshxN7orWXvG+IOYTgP4eptAg==
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

2026-09-17T12:20:05.824655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008807
observed 2774d24fdb9c857dfbc46b6213a336d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.806170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008807/manifest.json
observed 006e76bd0f78369d5961ff802c19f299...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.787890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008807/publication.md
observed a4b771114d092a5c1fbe8e5eb17c620a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.767173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008807/publication.txt
observed 0bc5ba9939a302edbbd03480efab0c19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:44.845345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008807
observed 2774d24fdb9c857dfbc46b6213a336d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:44.827210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008807/manifest.json
observed 006e76bd0f78369d5961ff802c19f299...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:44.810097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008807/publication.md
observed a4b771114d092a5c1fbe8e5eb17c620a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:44.788505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008807/publication.txt
observed 0bc5ba9939a302edbbd03480efab0c19...
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.