OpenTechnical

OT-2026-000063468

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold 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-2026-000063468) never changes.

Identity and time

Publication numberOT-2026-000063468 · never reused
Internal UUID01a0ae8c-f944-79a1-a267-b878263d53b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063468
StatusPUBLIC

Content hashes

Canonical text2b011ccfbfa74dd8b37b908656ea4874a8ea3103feb11ebe1921fc7317d995f0
Markdown447f0604bc2cc6812d58debad4be7696b7ca9601d5b83931f753003d70f45dc2
PDF
Publication pagef71a33d1c3f8d75311d6e354875b1332678724ce7cf9ff0e2740d27740e8d217
Manifestc53885b03c64b7b9cd96a8031cba011861e57a9c625fb49e4534d186ea94a2c2

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
SignatureyhCNdsvfz63+TRKFw7ZBlIpSvvJQNVTdwLlrG1Ajz+zmADFBCUU3uV4tUroDnPTFIfY9RxRaidAgjb0KN56NAQ==
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

2026-09-17T10:37:26.137914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063468
observed f71a33d1c3f8d75311d6e354875b1332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:26.116518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063468/manifest.json
observed c53885b03c64b7b9cd96a8031cba0118...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:26.098030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063468/publication.md
observed 447f0604bc2cc6812d58debad4be7696...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:26.078032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063468/publication.txt
observed 2b011ccfbfa74dd8b37b908656ea4874...
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.