OpenTechnical

OT-2026-000060980

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000060980) never changes.

Identity and time

Publication numberOT-2026-000060980 · never reused
Internal UUID01a0ae8b-12f3-799a-a2dc-7823d0d1a335 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060980
StatusPUBLIC

Content hashes

Canonical text34adbaa65f08058832f73d66255a7685bce9fd7ed4e33d992448cdfa555677ca
Markdownede8eadfbe4b27d05d155cc9c6f48c09531d3a8143e852c712f8bf51f0afd7ba
PDF
Publication pagea2c20d1d975cb61bae749e6e76d902b35205726238a1a04849c4d3186efc2f09
Manifest805adb1a159d349b2ad7eceed9dc3df4555fa16222bf9d2040eda7d3eb1f34e8

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
SignaturetMXbWS1ipsS7izs/fNBS4H85MBuQJ4ieujVQadYAGdYQ7GwEzCH4N0dnMFyVbN5C5KgNJK6rCLqDtd98HqeoCg==
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

2026-09-17T10:42:15.864284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060980
observed a2c20d1d975cb61bae749e6e76d902b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:15.846496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060980/manifest.json
observed 805adb1a159d349b2ad7eceed9dc3df4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:15.830033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060980/publication.md
observed ede8eadfbe4b27d05d155cc9c6f48c09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:15.812739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060980/publication.txt
observed 34adbaa65f08058832f73d66255a7685...
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.