OpenTechnical

OT-2026-000059725

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000059725) never changes.

Identity and time

Publication numberOT-2026-000059725 · never reused
Internal UUID01a0ae89-ec25-7ad4-8850-3159ec4fd64f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059725
StatusPUBLIC

Content hashes

Canonical text88d8b12bf9ff5cadfb2cf5a5676c874efb1595a31adbd763b46ae35db72c1f79
Markdown6c8febc71e8734614eefe3a1dd3a8abf7c5991ffae7612b882445ee5455d6b1a
PDF
Publication page4e0d55b88077f8dd86a06544f0630beaa9ded683518f2a68ff14f561f9834413
Manifesta9b0b308615192931305159f923b3e66e4ff9eb7289f3932c2bf492036158ede

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
SignatureZsv/jjWxxpANJQDapzalw24dcsUexg9ws3BNZq0kQvZ6k5vB4f0stOFGexd6l0nkjpO9GFtySZ77MINgbt8uCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:26.539838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059725
observed 4e0d55b88077f8dd86a06544f0630bea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:26.520442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059725/manifest.json
observed a9b0b308615192931305159f923b3e66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:26.504383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059725/publication.md
observed 6c8febc71e8734614eefe3a1dd3a8abf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:26.487293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059725/publication.txt
observed 88d8b12bf9ff5cadfb2cf5a5676c874e...
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.