OpenTechnical

OT-2026-000045070

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000045070) never changes.

Identity and time

Publication numberOT-2026-000045070 · never reused
Internal UUID01a0ae7c-f768-77a7-8f8d-b36f57ce3ed2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045070
StatusPUBLIC

Content hashes

Canonical text320aba2dab0340d468e65674cb350467e48a2c0d4768ebd6a4daa6db89ce6786
Markdown05c1d7c18cd37995349355df03dcdd671e3eaf4c236cc5e2ae7afd3bd583945e
PDF
Publication page158680500229ebb0953ad1866f0f35eb5d061a8aa8d6f0a80866ee28efb72327
Manifest41317da3f1b403d774fe267ddea71ed55ee535a1d75176ddc7d297049277daee

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
SignatureRopzsaSE9Pr6rIei0LNkFH563gRiV4UAkIlLT+HYarAsdklk2yX470SuRJux/Olo78t5FYPdS7rJ0RmDRldNAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:06.079693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045070
observed 158680500229ebb0953ad1866f0f35eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:06.061875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045070/manifest.json
observed 41317da3f1b403d774fe267ddea71ed5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:06.042752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045070/publication.md
observed 05c1d7c18cd37995349355df03dcdd67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:06.026031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045070/publication.txt
observed 320aba2dab0340d468e65674cb350467...
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.