OpenTechnical

OT-2026-000060632

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000060632) never changes.

Identity and time

Publication numberOT-2026-000060632 · never reused
Internal UUID01a0ae8a-b7cd-71e9-a7ac-3aff188d99a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060632
StatusPUBLIC

Content hashes

Canonical text2175528c7b17e072b20905d67b1171a5f0a1d01ec7ecb50043e5109ae906986a
Markdown99305aed4d62fd0899a67fff3b9eaed7f62770d141bb5f2171ddf997c0ab5240
PDF
Publication page1196df6579ada2412dbc3a9b1807589d71b098bb4d290d3853dd884fedf45a1e
Manifest89c155b11cdee3291b30eea4d4296bfa737ebefbe953b29f3d9ba57e51d097c5

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
Signatureh1zjK8afy9SVltuR1AexPPfi/OQO//XREe7fKuCRxlUgT+TzQtCzf3S4NlNIZQHY2AoXBMVklrO2CW0XbyBcDQ==
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...

Independent retrieval

2026-09-17T10:43:15.661783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060632
observed 1196df6579ada2412dbc3a9b1807589d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.644799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060632/manifest.json
observed 89c155b11cdee3291b30eea4d4296bfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.626743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060632/publication.md
observed 99305aed4d62fd0899a67fff3b9eaed7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.609953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060632/publication.txt
observed 2175528c7b17e072b20905d67b1171a5...
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.