OpenTechnical

OT-2026-000100408

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000100408) never changes.

Identity and time

Publication numberOT-2026-000100408 · never reused
Internal UUID01a0aea3-66ef-7cba-9637-10fb60b62e67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100408
StatusPUBLIC

Content hashes

Canonical text635582fffc0fa4c82d30ab3dbc6b745f7d9b0e8e35dac5840baf73abd0016826
Markdown92836f76268e3d6d2cd7fe718b165074ddb167cf5af9f507626e43c1526a6621
PDF
Publication paged9c975d7074f57781e448382ea8e1c2a5f64c79d255b3ff9a98a2034c801f0d0
Manifesta703fbcbcdc6046084f7f8a9723832af235bde930e920d687bd94910d8026ecc

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
Signature5dwNg95wwY2xIBXlrEOY/ZyPNE7IxebgGukkiP/CwbuxYSwEtvEXbRHya4F2lmZ864RRlkqSKKgGhELdfGVLAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:08.842219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100408
observed d9c975d7074f57781e448382ea8e1c2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:08.823047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100408/manifest.json
observed a703fbcbcdc6046084f7f8a9723832af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:08.806865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100408/publication.md
observed 92836f76268e3d6d2cd7fe718b165074...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:08.789308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100408/publication.txt
observed 635582fffc0fa4c82d30ab3dbc6b745f...
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.