OpenTechnical

OT-2026-000080802

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented after 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-2026-000080802) never changes.

Identity and time

Publication numberOT-2026-000080802 · never reused
Internal UUID01a0ae96-b974-7e6f-858c-0fabb5d85ca6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080802
StatusPUBLIC

Content hashes

Canonical text97635f5c2ef6edab2f1fecc1a2835742b8da5eadbaa11fcbb02929c2ca4b5397
Markdown8711db136bc7fabd3c56aafd30f1d36311a636c40053e531490eb3744ec29121
PDF
Publication page64472853118be025fc2d5c3f6dce06f2e9ef475d0f3ca1ce2abd0aeb4684b09d
Manifest7ca183c370db77ffe4220c3372dd221335abccb94e1cb08b59b27795ed918089

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
Signature73f3eKvZ7HqEaG5mNyr8IXvlbfQtOys9tYWUvEU45hG1xVcUmoXBh//CT49fTitVvvUDktKKvSqjwmz2/qplBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:01:58.817629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080802
observed 64472853118be025fc2d5c3f6dce06f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:58.797864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080802/manifest.json
observed 7ca183c370db77ffe4220c3372dd2213...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:58.779066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080802/publication.md
observed 8711db136bc7fabd3c56aafd30f1d363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:58.759441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080802/publication.txt
observed 97635f5c2ef6edab2f1fecc1a2835742...
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.