OpenTechnical

OT-2026-000014996

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000014996) never changes.

Identity and time

Publication numberOT-2026-000014996 · never reused
Internal UUID01a0ae6d-d096-7b18-aa15-bf00563a2da9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014996
StatusPUBLIC

Content hashes

Canonical text96d680bc979d10e6208d713a835388d4b9a50f7f75b4a4365d6f4e10b2712b78
Markdown483f799109b6ce0874318ed2f828ca5c5c28b3509205e606d28acf0cfd516e04
PDF
Publication page1fc7893afcad7feeed847fe8ec19f67febacef14c38756713266af9b4b250434
Manifest8615a993880cb9cf5f1e47be4e67233a11ffc252273e0004cd724e2cac336787

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
SignaturecPpsOoWWNIcVgytMGjA8tdcjU2zIwfCkNHgVw6SykeuKQGkNkNbf7nBnmtk16dNbKDd83XCSTrNrhjwZff66Cg==
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

2026-09-17T12:06:57.662587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014996
observed 1fc7893afcad7feeed847fe8ec19f67f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:57.644404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014996/manifest.json
observed 8615a993880cb9cf5f1e47be4e67233a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:57.614966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014996/publication.md
observed 483f799109b6ce0874318ed2f828ca5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:57.584161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014996/publication.txt
observed 96d680bc979d10e6208d713a835388d4...
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.