OpenTechnical

OT-2026-000026761

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000026761) never changes.

Identity and time

Publication numberOT-2026-000026761 · never reused
Internal UUID01a0ae72-3451-7125-bb49-5db310539bb1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026761
StatusPUBLIC

Content hashes

Canonical text74b45aa05be97b96f3a643a62b26306f6dbf7f9c8bfb95b8776e2fd92ea61288
Markdown90ead9a0f226229cc122905ed82ca8b1bebd2821d5c959ebb3e378f1784131b5
PDF
Publication page04661a42de448ad57469bff0d243b97d2299c930724651922cbea26d0bfc9218
Manifest6a413ee345c2eaef8ae4129ee16473ed9685e511719a398ab855bd8ff4a0e90c

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
SignatureLsm/22NeyaybNyR+P5R85rIqwonkQQvO5fL8Px1doCG0/ifGPrL7E9HbdH/rAr8SGY2CfSkhQ5XaxqELycNEBQ==
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

2026-09-17T11:43:19.930933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026761
observed 04661a42de448ad57469bff0d243b97d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:19.915325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026761/manifest.json
observed 6a413ee345c2eaef8ae4129ee16473ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:19.897377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026761/publication.md
observed 90ead9a0f226229cc122905ed82ca8b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:19.880775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026761/publication.txt
observed 74b45aa05be97b96f3a643a62b26306f...
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.