OpenTechnical

OT-2026-000059209

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000059209) never changes.

Identity and time

Publication numberOT-2026-000059209 · never reused
Internal UUID01a0ae89-8613-74f6-a177-833c783fba47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059209
StatusPUBLIC

Content hashes

Canonical text49e0e6affb48b7395c3d81808e801f3ba39bf11a80782aeffcbfde534d537a38
Markdown239240deeedd11489c9b54883a90c93d23b73b0410ded879f42a5adfa5949b87
PDF
Publication page49deb565952d32f05dce44fcb0c05b6caf45d5c2e4fad72c70aa2c5f98b7384a
Manifestcab0d7bdfc8857df440fa9bdca77bb5d759801e791bc5118f17c5784d83d51b9

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
Signaturej7iytrxjiWGY1TPFrUoL4YFUF+B6ReMOKBygQsErOnjJfokQsJ7+Xbv0fqEtB20VpCT8tTqlI1pb27ReYv5wAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:44.332571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059209
observed 49deb565952d32f05dce44fcb0c05b6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:44.312737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059209/manifest.json
observed cab0d7bdfc8857df440fa9bdca77bb5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:44.295830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059209/publication.md
observed 239240deeedd11489c9b54883a90c93d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:44.277049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059209/publication.txt
observed 49e0e6affb48b7395c3d81808e801f3b...
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.