OpenTechnical

OT-2026-000061659

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000061659) never changes.

Identity and time

Publication numberOT-2026-000061659 · never reused
Internal UUID01a0ae8b-b8aa-7735-9494-4ce63dab2fd9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061659
StatusPUBLIC

Content hashes

Canonical textdaef96aaf324879adc447faf55f2e8672d3bed335c46ba89ef496eb9afb30c24
Markdowne93622a7dffd271e41532d77063f037afa14125ff1f3efb56ef10eeb54a0fcb0
PDF
Publication page7d4d8d5e962ed0493367d8aa47e27935b9f526bbec8a0634ac327444b37a0311
Manifest40adfaf10dcc03d9cd9f0d1593651ec8f9a3edd2418b5d5bc0155dcd02183c17

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
SignatureORh286KEXZ/UJNlrEBrNkyg7LNSwVrx53yhaQbs2S0jknsHDjohsRCSWuD6eGzDAtHg4kJhEBFPtev5VVkDiBQ==
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

2026-09-17T10:40:12.344966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061659
observed 7d4d8d5e962ed0493367d8aa47e27935...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.326247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061659/manifest.json
observed 40adfaf10dcc03d9cd9f0d1593651ec8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.305237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061659/publication.md
observed e93622a7dffd271e41532d77063f037a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.283482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061659/publication.txt
observed daef96aaf324879adc447faf55f2e867...
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.