OpenTechnical

OT-2026-000077096

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented before 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-2026-000077096) never changes.

Identity and time

Publication numberOT-2026-000077096 · never reused
Internal UUID01a0ae94-f507-71ef-b77b-e5ddcb3aa928 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077096
StatusPUBLIC

Content hashes

Canonical text94f11d1e803dbbc054003369de35d3744548733d000c00f8910d9c5f33b3c068
Markdown4b4ca3e319e5daf9d5dd34b54fea709a749f48c826edab2907a1a6e4eef8bee3
PDF
Publication page30d20507aa54dea62d01b559e4e3fb0e20c57633b4f7ff43437cfb547bce45df
Manifestd3cb37e4977ad2806f4df898ccf120fe03bb9c9a2098f24bccdde82929f912c1

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
SignatureN3GlPAiC8Sb3MD65ISsYl9KuLoTcc9JJN7mQiBmkDEw9V15AMz5YV7sU1lAOwFYzCAkmwCJ3iPUMHIDXWhMpBw==
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

2026-09-17T10:11:31.781392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077096
observed 30d20507aa54dea62d01b559e4e3fb0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:31.765106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077096/manifest.json
observed d3cb37e4977ad2806f4df898ccf120fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:31.747383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077096/publication.md
observed 4b4ca3e319e5daf9d5dd34b54fea709a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:31.276740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077096/publication.txt
observed 94f11d1e803dbbc054003369de35d374...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:33.558623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077096
observed 30d20507aa54dea62d01b559e4e3fb0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:33.538899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077096/manifest.json
observed d3cb37e4977ad2806f4df898ccf120fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:33.518391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077096/publication.md
observed 4b4ca3e319e5daf9d5dd34b54fea709a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:33.383739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077096/publication.txt
observed 94f11d1e803dbbc054003369de35d374...
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.