OpenTechnical

OT-2026-000008436

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000008436) never changes.

Identity and time

Publication numberOT-2026-000008436 · never reused
Internal UUID01a0ae6a-e46a-7a21-907b-46eb26c50108 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008436
StatusPUBLIC

Content hashes

Canonical text8680bf9ba38e89f667f3adf679052f7b8529caa9e5bf2450f266e7a9d0f5ee32
Markdown3da3520ab82a4f0798f799b4553fc29b5cf086325f22aeeca789b2f3e81dccdb
PDF
Publication pageb49ec2ab724a5957ae37b787c146999377eceefd2aecd0ef780473c48e5ad10b
Manifest7190770857ed70d657b5cf27626ccfe9fa4b60d124ff596282f255d679cc2477

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
Signatured6TfKau1yRsvGdNpN+qXE/fA4u4E5nMFmGoZc7XGVQ6ORMl44iw3AmhNpOsvIMdJhFu/g87ZFxYW9YcZxr4FBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:17.853508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008436
observed b49ec2ab724a5957ae37b787c1469993...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:17.833159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008436/manifest.json
observed 7190770857ed70d657b5cf27626ccfe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:17.811965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008436/publication.md
observed 3da3520ab82a4f0798f799b4553fc29b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:17.791199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008436/publication.txt
observed 8680bf9ba38e89f667f3adf679052f7b...
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.