OpenTechnical

OT-2026-000049258

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000049258) never changes.

Identity and time

Publication numberOT-2026-000049258 · never reused
Internal UUID01a0ae81-134f-7f5b-b0ac-2f769b185e66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049258
StatusPUBLIC

Content hashes

Canonical text0645f12028ffe18134c69f7d4b59813754c83a29ffca5d2a12e6d1fc099fb660
Markdown039f67e56011a86b8f5a71bf22df93db5cdf9931085eed2520318f655e0ebe83
PDF
Publication pagea1739935a2f4353f4c6675fd323c81f6e5fb0953934f09aa9c63756d75fe9261
Manifest87e779ef7c715244a3d63f7f798477b313f49064ede1d5e4d6e9c91fc4e3c800

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
SignatureIHg6UxKldHzwaTtqFZehgd2O6TL8u3VZwzkNaBQgWddt36dNAm4WW1vuFIBg1Uugtj83uqGIU+BA4tlGi7u4BA==
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

2026-09-17T11:04:06.458525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049258
observed a1739935a2f4353f4c6675fd323c81f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:06.439516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049258/manifest.json
observed 87e779ef7c715244a3d63f7f798477b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:06.420572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049258/publication.md
observed 039f67e56011a86b8f5a71bf22df93db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:06.391687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049258/publication.txt
observed 0645f12028ffe18134c69f7d4b598137...
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.