OpenTechnical

OT-2026-000055944

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000055944) never changes.

Identity and time

Publication numberOT-2026-000055944 · never reused
Internal UUID01a0ae87-0a4a-7456-a4c1-edd1ca831ac1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055944
StatusPUBLIC

Content hashes

Canonical text634b8bea98b3f244b6e922700c4e0bd283572fb48549a15518747ba308c049f1
Markdown8a1ee6a66d1d4c1b1ea361c3c59a629d00f59a5b6e89473233f6e132e30ecc88
PDF
Publication page5420e92bba830eb02d3192dbaad78a1f152ee02fc88364f96ff45433ab18a128
Manifestd72a190cd796a12a1561c20cc7a405f5c151fb96158f11f05578efecb6092c02

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
Signaturevc/YzrH/a9Mja6P1XYCUEZoYJXjUQa3nigEZJ7eQit2rp49mq5r//89ClrmWE0FDwcXu605kthJbn16spqYzCQ==
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

2026-09-17T10:51:27.627613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055944
observed 5420e92bba830eb02d3192dbaad78a1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:27.608166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055944/manifest.json
observed d72a190cd796a12a1561c20cc7a405f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:27.588242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055944/publication.md
observed 8a1ee6a66d1d4c1b1ea361c3c59a629d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:27.569876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055944/publication.txt
observed 634b8bea98b3f244b6e922700c4e0bd2...
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.