OpenTechnical

OT-2026-000048636

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000048636) never changes.

Identity and time

Publication numberOT-2026-000048636 · never reused
Internal UUID01a0ae80-c32a-781d-9014-eec40306cbfe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048636
StatusPUBLIC

Content hashes

Canonical text556cb484de6fd3a49f925ae4d25920c0736f1957f1aa47fc84700b87884efd00
Markdown0891cea0839ee3c39a32bace2152f9e2939c032b99f4a40f940645144613b198
PDF
Publication page9b509a26d0855d2ac9be7a58b2b9b373e89ff93c7c79133a70624007ccfc8d76
Manifest91e0eaa19290d83c0b1e379e920dca5957df19aca6c3b365b7745553fdc16d31

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
SignatureCntT0jzRN5bw7gnNq9FutcdV4GgKe2eoN9iV+hL9ay5FT2SabcnzWnvbLynpqHkarHZIUKXSuhFUh07GyuEGBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:04:14.570452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048636
observed 9b509a26d0855d2ac9be7a58b2b9b373...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:14.552868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048636/manifest.json
observed 91e0eaa19290d83c0b1e379e920dca59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:14.516380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048636/publication.md
observed 0891cea0839ee3c39a32bace2152f9e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:14.401988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048636/publication.txt
observed 556cb484de6fd3a49f925ae4d25920c0...
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.