OpenTechnical

OT-2026-000016537

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000016537) never changes.

Identity and time

Publication numberOT-2026-000016537 · never reused
Internal UUID01a0ae6e-2d13-7a86-bc6d-1be645a2f0d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016537
StatusPUBLIC

Content hashes

Canonical texte2a9a56e05ce35195cc3434ab7365091a5f03a7bfb56221013835e48de00b212
Markdowna63119900a91dc77b627e07b01e04dfab300cdd249af451ed41f7d68477695e2
PDF
Publication pagef7d5c157bfbd6cf9b427ca3bc2cbad4beb48152a64fa5742cb0e9296ef92d6b1
Manifest7653b5080732230e5461b4dfdff6fdabd622c53b2597d97ac23310f43438deda

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
SignatureP7jeoeUqjpki9d6mYJmZvMHpi/744+e8G1qcQTuKPGNAEyG4G8DCPAdKP9yLFSGctV0HL/fivS+1BpRiYfkZAg==
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

2026-09-17T12:04:45.496972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016537
observed f7d5c157bfbd6cf9b427ca3bc2cbad4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:45.480356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016537/manifest.json
observed 7653b5080732230e5461b4dfdff6fdab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:45.461471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016537/publication.md
observed a63119900a91dc77b627e07b01e04dfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:45.442500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016537/publication.txt
observed e2a9a56e05ce35195cc3434ab7365091...
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.