OpenTechnical

OT-2026-000014122

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, 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-2026-000014122) never changes.

Identity and time

Publication numberOT-2026-000014122 · never reused
Internal UUID01a0ae6d-b278-7a5b-bbbf-9e5c36e51318 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014122
StatusPUBLIC

Content hashes

Canonical text1570661c698a28dbcea86efc3a11731fc470875b0cf0dff3f0c23350cf2820d6
Markdown6739c12a0eab70bb9ed3f683d75f68f5146d95b9f2b2b228d11fe23c578a1d99
PDF
Publication page961bc5e8a68818649538bf59d3304cef650068a1b70cd0e29aba32de257259bc
Manifest02087b19600f564b90a2c6c4c5e0667bdf01492b306c78c1962e5df8968a32f4

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
SignatureM07dUqqYfaXIhuxbV1/k1xZOik1duBiKIwuld8T2MUip2TaF4ApSVQ7j/UM+3yu6MScP9yWXMU6MMc04sib9Bg==
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

2026-09-17T12:07:11.510141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014122
observed 961bc5e8a68818649538bf59d3304cef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.490166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014122/manifest.json
observed 02087b19600f564b90a2c6c4c5e0667b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.468193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014122/publication.md
observed 6739c12a0eab70bb9ed3f683d75f68f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.447840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014122/publication.txt
observed 1570661c698a28dbcea86efc3a11731f...
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.