OpenTechnical

OT-2026-000057710

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, vented before 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-2026-000057710) never changes.

Identity and time

Publication numberOT-2026-000057710 · never reused
Internal UUID01a0ae88-2695-7527-97eb-e525cd1898be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057710
StatusPUBLIC

Content hashes

Canonical text0942bc25c9876bbfbcbf1a3cbd6e2f239cb3090cea92d9413d70db9dd9aabebe
Markdown7b7717acb6935f94b5b808e9ea08838f52387cdfa33ec738745507a1ace1fc89
PDF
Publication page07a92be6515f8bcfdb4a830e191b6de0e2a1737cb9ea9b129cec00935527ae71
Manifest4ae0e8d0da8776bb7ce294249640c88ec806bcb237498648942246bf57f216bc

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
SignaturenuyWl1r+WkR5eBMDfCBzlMQKx1EFwgcPi+c6pVm77P/bcZVqNL4X9i+JZBbsEW75s6KXjoTGtVocMynMG5iODA==
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

2026-09-17T10:48:22.683118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057710
observed 07a92be6515f8bcfdb4a830e191b6de0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:22.665117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057710/manifest.json
observed 4ae0e8d0da8776bb7ce294249640c88e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:22.646332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057710/publication.md
observed 7b7717acb6935f94b5b808e9ea08838f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:22.627065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057710/publication.txt
observed 0942bc25c9876bbfbcbf1a3cbd6e2f23...
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.