OpenTechnical

OT-2026-000005206

Publication integrity record

Vacuum cup gripper, two outlet manifold, plant vacuum fed, pressure verified, vented before set down

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-2026-000005206) never changes.

Identity and time

Publication numberOT-2026-000005206 · never reused
Internal UUID01a0a931-437e-70ef-be05-33073752ed62 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:49:33.185096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005206
StatusPUBLIC

Content hashes

Canonical text4d2704edc4b3dbf60a6ee65331c0673d4508f7ba280b49db76852624ac63dffa
Markdown0c44fe3c488a26134dd5b21bf17932500006b7ee3c62d25d75a4ae200ed05fd1
PDF
Publication page93e4885db74f5f704575035ea173fec47d75b2f4412769eeac670fa50fa2a348
Manifest0b6ecf87ec6da69b20b71c1d62dca72a0b90fbe54870bdfcfff1e63ddb1b8bda

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
SignatureswCCA2jg072/Z5quYGD1A7pIFvON6YzX82MO4Ga/JG6DHDUA/DDeo75MI1I663cWlyRtQudMdUO0FVBRGE5DBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T07:50:03.880079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005206
observed 93e4885db74f5f704575035ea173fec4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:03.748868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005206/manifest.json
observed 0b6ecf87ec6da69b20b71c1d62dca72a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:03.735672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005206/publication.md
observed 0c44fe3c488a26134dd5b21bf1793250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:03.721837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005206/publication.txt
observed 4d2704edc4b3dbf60a6ee65331c0673d...
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.