OpenTechnical

OT-2026-000054492

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000054492) never changes.

Identity and time

Publication numberOT-2026-000054492 · never reused
Internal UUID01a0ae86-1283-7bed-a938-6d8fa82e6d7b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054492
StatusPUBLIC

Content hashes

Canonical text265449e3ce1c2b92374ce42d7057f07df5c94f5718bff7416e27d54124c1de01
Markdownc31284550a9b70784bc294f9fecfdbeaff3fb594914b1f9af687e7ec24e58fbd
PDF
Publication pagecf715f919503c601da7f9924d8238703ff4b6a48dec4e547ddc63c77bd63c287
Manifest6b6949091454bc84f28152d1f873909d1b852a26fe72094e126b4dcac82a43fc

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
SignatureDUZJIdSneZbkinsEk9PVvTe19q/tTq0ol1945zZOTS3AfGtAetB8spcuawZtgERzYx0SbHbGOmEXBeA4hZfyCg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:29.695638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054492
observed cf715f919503c601da7f9924d8238703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:29.676611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054492/manifest.json
observed 6b6949091454bc84f28152d1f873909d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:29.659246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054492/publication.md
observed c31284550a9b70784bc294f9fecfdbea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:29.642037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054492/publication.txt
observed 265449e3ce1c2b92374ce42d7057f07d...
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.