OpenTechnical

OT-2026-000053864

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000053864) never changes.

Identity and time

Publication numberOT-2026-000053864 · never reused
Internal UUID01a0ae85-735e-7d17-808a-3bc4d4e4d655 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053864
StatusPUBLIC

Content hashes

Canonical text79bd20776d72e780090d39b8cd2b60af22bd84b4da2ad30d2710154e5867b097
Markdowncb38e47d1446b31a59363bd01c129a0b5cee380e621ab629e08783e7756f465f
PDF
Publication page71b264caf07271ac45ebf507a3b911020a8b3b0c75ad7af5debe851e67293fec
Manifest3f571aed976d081f5f1f3b0455a6dff8f86ab0398202caebe4cee22f6efdf110

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
SignaturefbvC3X1gmlo7z4gnIxOhXQFgv+wXS5tJOeIgjJd0nvgvEnk9uB8FpnHmSvnO3ncqz0OfX/sno2+hUcKlVaOHBg==
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

2026-09-17T08:40:37.301211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053864
observed 71b264caf07271ac45ebf507a3b91102...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:37.283807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053864/manifest.json
observed 3f571aed976d081f5f1f3b0455a6dff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:37.246755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053864/publication.md
observed cb38e47d1446b31a59363bd01c129a0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:37.229551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053864/publication.txt
observed 79bd20776d72e780090d39b8cd2b60af...
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.