OpenTechnical

OT-2026-000101256

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, 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-2026-000101256) never changes.

Identity and time

Publication numberOT-2026-000101256 · never reused
Internal UUID01a0aea3-c379-77e9-b362-ab4a38fa8bd9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101256
StatusPUBLIC

Content hashes

Canonical text9cfa98a9d9dba25d9c395d5b72cc534836135b9cb2e25b308d00a5e35d4f33a9
Markdown4838a932df4d8079e78a6f6facbb905c8f55688c31139230d6528d4f7b41cec5
PDF
Publication page47fc5224d23a1176198749853c9b63e2e4b96147f541b1583af578e0addcd47c
Manifest839ec354681cd8873a1eddab9e4580fe45c8d0abf1990ec6659b4b46e759d1bb

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
SignaturetZ9Kdbq16VJhg0LvP6X4wHSl2T5utKhsIAB4XkDzpZFLXPDQDTQGUcAytZMvazCpYciIAHquryxjJ08XbySRCA==
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

2026-09-17T09:26:55.165406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101256
observed 47fc5224d23a1176198749853c9b63e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:55.147371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101256/manifest.json
observed 839ec354681cd8873a1eddab9e4580fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:55.129533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101256/publication.md
observed 4838a932df4d8079e78a6f6facbb905c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:55.110915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101256/publication.txt
observed 9cfa98a9d9dba25d9c395d5b72cc5348...
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.