OpenTechnical

OT-2026-000055864

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed 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-2026-000055864) never changes.

Identity and time

Publication numberOT-2026-000055864 · never reused
Internal UUID01a0ae87-0a49-70d9-8a13-7bb7cbc11a7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055864
StatusPUBLIC

Content hashes

Canonical text76d642fed32a13353ed0e6c726d560cdbbe41089a48ec9404e5a21100c882a0c
Markdowned8215d2423c15ba069d28fc7ede993c9d4fe46aa8d9c66ad6eb1df3aa225733
PDF
Publication pagea511f247186047a73a3e1457a6b7a01a785d22d80b392d420efdeae6aba5ec5a
Manifest1bf565dde59ca57fb94bec98ad07efbbf388359c9a4d28e3c5ebbd6ff01d9d3a

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
SignatureCOrB34PkMI6zFOxKlSJFg/dNNc6LcD5kKmCe8PhQWxWq8sDCHWJz+wAn0prsHsAxHc6bTrRCiIxgEIfdE2J0CQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:15.784181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055864
observed a511f247186047a73a3e1457a6b7a01a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:15.763782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055864/manifest.json
observed 1bf565dde59ca57fb94bec98ad07efbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:15.747290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055864/publication.md
observed ed8215d2423c15ba069d28fc7ede993c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:15.729992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055864/publication.txt
observed 76d642fed32a13353ed0e6c726d560cd...
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.