OpenTechnical

OT-2026-000047511

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000047511) never changes.

Identity and time

Publication numberOT-2026-000047511 · never reused
Internal UUID01a0ae7f-3e59-75d1-a9d4-ef842336f725 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047511
StatusPUBLIC

Content hashes

Canonical text18ce5231815b921e5239f291480cc45ec7522b2ed2c12204b4efdc328f095903
Markdowncd8bef8c29fd43263e63367e9b4c86aed765cff1c7206587c11e070a3b820ef4
PDF
Publication page200eebbc9215f5753c16d4469af5832fea76c8205d8a0547e5eeff973ff0c685
Manifest3c6a8030b475b48ff170c982c42b588d6839d93cbeec4f784964163d6527506d

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
SignatureG7TD4ySZ3GYMo+LmffYG8xpzfznl8oLsW5T9Le6Z7CIghasdeJJ/pEAapTjlgWZY4goq78d7mWl1fqXeFAgFAg==
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

2026-09-17T11:06:33.650628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047511
observed 200eebbc9215f5753c16d4469af5832f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:33.631785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047511/manifest.json
observed 3c6a8030b475b48ff170c982c42b588d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:33.614695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047511/publication.md
observed cd8bef8c29fd43263e63367e9b4c86ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:33.597670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047511/publication.txt
observed 18ce5231815b921e5239f291480cc45e...
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.