OpenTechnical

OT-2026-000043266

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, sustained blow-off 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-2026-000043266) never changes.

Identity and time

Publication numberOT-2026-000043266 · never reused
Internal UUID01a0ae7b-327d-7f19-b1d2-d0eda24171cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043266
StatusPUBLIC

Content hashes

Canonical textb0a73d082696a07139e88d52f0f60240ea9ece9d6f1fb4ce887dc8fcb8ea99e5
Markdown434518479adb8f5b45d940364a6c57df82c951c59b30524625125c1384ef06b6
PDF
Publication pagea7a26d87bab1a20bb4a7514dd929f2ac5a4d3bd82c63b8a660fcb78ba2b414af
Manifest0f832089338e29c2f1beff22b320e8525bb67ad5dacea0300d0a095ed4693ce8

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
SignatureGLxRknGG2yDhYyoLBh7ElFhuHQwjZjDWb+UA3p8M2I6dxdLqOyWo/hn+i7Oo97kChai/WkY+OFGo/0CYVksBAg==
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

2026-09-17T11:13:45.057385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043266
observed a7a26d87bab1a20bb4a7514dd929f2ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:45.038435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043266/manifest.json
observed 0f832089338e29c2f1beff22b320e852...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:45.018518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043266/publication.md
observed 434518479adb8f5b45d940364a6c57df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:44.998227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043266/publication.txt
observed b0a73d082696a07139e88d52f0f60240...
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.