OpenTechnical

OT-2026-000061179

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000061179) never changes.

Identity and time

Publication numberOT-2026-000061179 · never reused
Internal UUID01a0ae8b-1380-733c-a8c1-55c774d78613 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061179
StatusPUBLIC

Content hashes

Canonical text56fc4afa6ba27f1e59b402e46fad3e56c3cbb0f0084621fe2712d2d8c0b3ceab
Markdown31fd796bb2dc4250596f378334da5df236bc16f1f1b9f06089c357dbbccef3d0
PDF
Publication page2e7b4eac6eb824f531c57d396fcb3a7bcd4d733f5065cb0ab3df915c86c3a911
Manifestc5dcd37b2c2d384e124dcc55831723d47e0b315706b550377e56b64aaf12eb40

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
SignatureJuDpjeA4prahX/qxRQlaW7VMo3qoTqqa4YD/sDBSR816iCAF9g1xFQrpQ4Ynp/tBNYF9AdZ+GN4qgADFagScCQ==
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

2026-09-17T10:42:34.270275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061179
observed 2e7b4eac6eb824f531c57d396fcb3a7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:34.252610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061179/manifest.json
observed c5dcd37b2c2d384e124dcc55831723d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:34.235335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061179/publication.md
observed 31fd796bb2dc4250596f378334da5df2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:34.218216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061179/publication.txt
observed 56fc4afa6ba27f1e59b402e46fad3e56...
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.