OpenTechnical

OT-2026-000026787

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pulsed 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-2026-000026787) never changes.

Identity and time

Publication numberOT-2026-000026787 · never reused
Internal UUID01a0ae72-3451-73a7-91e2-941a22a2dea5 · 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-2026-000026787
StatusPUBLIC

Content hashes

Canonical textd5c0529faa8ce0a3019546a625f55783115dc56940fb16009fd089b8cf63b9ab
Markdowna5ec28c8cca0f418fee40649d80e8678cd130bb4aad49407756862f475816248
PDF
Publication page794e67d9255417c100c8b0bfe3fc1c28a55531c1f311eb0999044fda08e6f065
Manifest81d9685e1bebfeced43a3168c16a65ea937ed3ef63e5377e8dc4520695bc6440

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
SignatureG+dlxgLJ0uO374frlh/aon8MxwGZY1zwZPpCc24b/ZjjgvFsYYsIjdQLLrlGYihyUwgc+4lC4voTs5q+chZsCQ==
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

2026-09-17T11:43:21.705558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026787
observed 794e67d9255417c100c8b0bfe3fc1c28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:21.687792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026787/manifest.json
observed 81d9685e1bebfeced43a3168c16a65ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:21.671581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026787/publication.md
observed a5ec28c8cca0f418fee40649d80e8678...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:21.654053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026787/publication.txt
observed d5c0529faa8ce0a3019546a625f55783...
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.