OpenTechnical

OT-2026-000061791

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two 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-2026-000061791) never changes.

Identity and time

Publication numberOT-2026-000061791 · never reused
Internal UUID01a0ae8b-b8ac-70e4-bf18-85c1ce521298 · 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-2026-000061791
StatusPUBLIC

Content hashes

Canonical texte91b0c2d4437aa4d3a89f8e48602f37818afd682250a7a5283e4d6bec37a7f07
Markdown39052813a9f0ba77bb99adaf09a03f9e7ce4d05385897ac1e57ec80b7e081502
PDF
Publication pagef1d766a19c1711c16a7f02895bb1b1b0b48715f0ab2b98645fe286508c0b345a
Manifest937d2112d24dd54608d6dc0faf83164b5bc4013527a4545608d3abd8f5253ff9

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
Signaturem6hp16LtU30bK9tXTBtMD3KBzvEkb7a5IpVFy1qM8uABl7QLM5gVxMK/CQFQBMxrEDuD2DxELVckgZQ/iD0zBQ==
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

2026-09-17T10:40:30.619819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061791
observed f1d766a19c1711c16a7f02895bb1b1b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:30.599307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061791/manifest.json
observed 937d2112d24dd54608d6dc0faf83164b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:30.575788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061791/publication.md
observed 39052813a9f0ba77bb99adaf09a03f9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:30.555974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061791/publication.txt
observed e91b0c2d4437aa4d3a89f8e48602f378...
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.