OpenTechnical

OT-2026-000036290

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed 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-2026-000036290) never changes.

Identity and time

Publication numberOT-2026-000036290 · never reused
Internal UUID01a0ae77-01d0-7529-a00c-6fdc7ee90ce9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036290
StatusPUBLIC

Content hashes

Canonical textafeb84b3e9286d6b0f8a7267cfbcead7413868f4377625780b653efa50765e83
Markdownd707cd6189cb21932f3578d856ebaba7ce8b6b22244f2ed7d63edfabb465c78b
PDF
Publication pagea7bc0c2e1e0a58268cac63f9b7641d44bfe62a8d3fda725cdb7774da7d948000
Manifest227a984de9e91594dd8026f4b03e8fb1b4dc4b5c3a56376dd33cc5dceaf55564

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
SignatureDmux6hvoCE1Ip5w0FU4XBT8kZQ5H7U/ldlHI4TlQvEoB1A1g5EYhu2eHSipR0UAxLRuyr1j3xgkKcQUFWmE0Aw==
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

2026-09-17T11:26:33.417361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036290
observed a7bc0c2e1e0a58268cac63f9b7641d44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:33.398848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036290/manifest.json
observed 227a984de9e91594dd8026f4b03e8fb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:33.380970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036290/publication.md
observed d707cd6189cb21932f3578d856ebaba7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:33.362002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036290/publication.txt
observed afeb84b3e9286d6b0f8a7267cfbcead7...
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.