OpenTechnical

OT-2026-000062497

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000062497) never changes.

Identity and time

Publication numberOT-2026-000062497 · never reused
Internal UUID01a0ae8c-0ac0-7c75-ba08-c04985463812 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062497
StatusPUBLIC

Content hashes

Canonical textd60ed71858bad33ad95f668ded63387a4f019ab243a3e5aab2873628a4080f36
Markdowneee0b0a579e9fcbcc363e85d250192b2b64626a3f0ae4bc719192de471fabae6
PDF
Publication page1d0b330c424535edc2bb4f7f1c67be267a6718443f2ba2bf1c152249d918c884
Manifest91fe0bdcb5c71d972858d443abcfc2bfbae99859f55b2200bd007b5d3f28787c

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
SignatureKv8BA1oO/cuTSoMEnv0wHn82J1zMm9b/3trgUlTPHTnl2icZ2/HWU1371OLwC0OR4WNJLMQGSH7DD+S9WYAVCA==
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

2026-09-17T10:39:51.541499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062497
observed 1d0b330c424535edc2bb4f7f1c67be26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:51.523417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062497/manifest.json
observed 91fe0bdcb5c71d972858d443abcfc2bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:51.506428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062497/publication.md
observed eee0b0a579e9fcbcc363e85d250192b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:51.487335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062497/publication.txt
observed d60ed71858bad33ad95f668ded63387a...
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.