OpenTechnical

OT-2026-000068356

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000068356) never changes.

Identity and time

Publication numberOT-2026-000068356 · never reused
Internal UUID01a0ae90-2480-7b1e-ab7d-597f5a6d9c3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068356
StatusPUBLIC

Content hashes

Canonical text06c2e55e95eb1a3123543afda6c820da4960b67bb8e869b756c4c949cedee3f2
Markdown10b8d6ba97e8c9755c2c4e0d960bc413877bc3c2a44a639510d8f4bc1bd69ef7
PDF
Publication pageb5706b0aa4e1cd5eda91644ae51ae748645ea469116ba7d6e7b2a86a1040be9f
Manifest129705af77abcff55b7cf3acc9730311f2bc1c79a1025b0781f55dea9c731563

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
SignatureSmfJsV96XAHmvq/4R94ZSUcI2qwoHcgrI4UBr522WG6yIOBp84kqDmblisGAj8Iw81kaTkCqKWv8lddakXEmCg==
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

2026-09-17T10:29:24.276891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068356
observed b5706b0aa4e1cd5eda91644ae51ae748...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:24.260569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068356/manifest.json
observed 129705af77abcff55b7cf3acc9730311...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:24.243484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068356/publication.md
observed 10b8d6ba97e8c9755c2c4e0d960bc413...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:24.224494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068356/publication.txt
observed 06c2e55e95eb1a3123543afda6c820da...
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.