OpenTechnical

OT-2026-000079097

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000079097) never changes.

Identity and time

Publication numberOT-2026-000079097 · never reused
Internal UUID01a0ae95-ccbf-73f6-9925-a2111a1d6b35 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079097
StatusPUBLIC

Content hashes

Canonical text78a7db2189eb4ea7b7aa7c8fd8cc4d82fbb88746a88adfa5a31182893c034671
Markdown083dcade8c05f33541caedd49721aedc224740c070cf40a278cdc62d602ba745
PDF
Publication pagee69335fb1840d4c13c12ac949fea0647b487352c9c242f30cf4832b63505f366
Manifest11075e870d3c332daf0ea4e5fdf6ca1477c63cfa2a9f74cecc2fb60e6459bc8d

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
SignaturegquZHesPGV/AkRLRrn1TnNQvqa58yjaNKRdGsJKtGEzQu65I7EaRnj/LlC8VR/KntOkLb4KXHG5Ce0IElV6WBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:56.553424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079097
observed e69335fb1840d4c13c12ac949fea0647...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:56.535195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079097/manifest.json
observed 11075e870d3c332daf0ea4e5fdf6ca14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:56.514778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079097/publication.md
observed 083dcade8c05f33541caedd49721aedc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:56.495701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079097/publication.txt
observed 78a7db2189eb4ea7b7aa7c8fd8cc4d82...
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.